Therefore, our PRC subsidiaries are allowed to pay dividends in foreign currencies to us without prior SAFE approval by following certain routine procedural requirements. However, current PRC regulations permit our PRC subsidiaries to pay dividends to 122 us only out of its accumulated profits, if any, determined in accordance with Chinese accounting standards and regulations.
Therefore, our PRC subsidiaries are allowed to pay dividends in foreign currencies to us without prior SAFE approval by following certain routine procedural requirements. However, current PRC regulations permit our PRC subsidiaries to pay dividends to us only out of its accumulated profits, if any, determined in accordance with Chinese accounting standards and regulations.
Organization Structure—Contractual Arrangements with the VIEs and Their Respective Shareholders.” For restrictions and limitations on liquidity and capital resources as a result of our corporate structure, see “—Organizational Structure.” All of our revenues have been, and we expect they are likely to continue to be, in the form of Renminbi.
Organizational Structure—Contractual Arrangements with the VIEs and Their Respective Shareholders.” For restrictions and limitations on liquidity and capital resources as a result of our corporate structure, see “—Organizational Structure.” All of our revenues have been, and we expect they are likely to continue to be, in the form of Renminbi.
The Alleviating Burden Opinion provides that any violation of the foregoing shall be rectified. The Alleviating Burden Opinion further states that the administration and supervision over academic subjects tutoring institutions for students on grade ten to twelve shall be implemented by reference to the relevant provisions of the Alleviating Burden Opinion. See “Item 4. Information on the Company—B.
The Alleviating Burden Opinion provides that any violation of the foregoing shall be rectified. The Alleviating Burden Opinion further states that the administration and supervision over academic subjects tutoring institutions for students on grade ten to twelve shall be implemented by reference to the provisions of the Alleviating Burden Opinion. See “Item 4. Information on the Company—B.
For example, on July 24, 2021, the 108 General Office of State Council and the General Office of Central Committee of the Communist Party of China jointly promulgated the Alleviating Burden Opinion, which provides, among others, that (i) Academic AST Institutions are prohibited from raising funds by listing on stock markets or conducting any capitalization activities; (ii) foreign capital is prohibited from controlling or participating in any Academic AST Institutions through mergers and acquisitions, entrusted operation, joining franchise or variable interest entities; (iii) online tutoring for preschool-age children is prohibited, and offline academic subjects (including foreign language) tutoring services for preschool-age children is also strictly prohibited.
For example, on July 24, 2021, the General Office of State Council and the General Office of Central Committee of the Communist Party of China jointly promulgated the Alleviating Burden Opinion, which provides, among others, that (i) Academic AST Institutions are prohibited from raising funds by listing on stock markets or conducting any capitalization activities; (ii) foreign capital is prohibited 116 from controlling or participating in any Academic AST Institutions through mergers and acquisitions, entrusted operation, joining franchise or variable interest entities; (iii) online tutoring for preschool-age children is prohibited, and offline academic subjects (including foreign language) tutoring services for preschool-age children is also strictly prohibited.
E. Critical Accounting Estimates We prepare financial statements in accordance with GAAP, which requires us to make judgments, estimates and assumptions that affect the reported amounts of our assets and liabilities and the disclosure of our contingent assets and liabilities at the end of each fiscal period and the reported amounts of revenues and expenses during each fiscal period.
Critical Accounting Estimates We prepare financial statements in accordance with GAAP, which requires us to make judgments, estimates and assumptions that affect the reported amounts of our assets and liabilities and the disclosure of our contingent assets and liabilities at the end of each fiscal period and the reported amounts of revenues and expenses during each fiscal period.
In 2022, due to the cessation of the Company's online K-12 tutoring services by the end of 2021 in order to be compliant with the PRC regulations, we derived all of our net revenues from teaching and learning SaaS offerings and our other educational products and services.
In 2022 and 2023, due to the cessation of the Company’s online K-12 tutoring services by the end of 2021 in order to be compliant with the PRC regulations, we derived all of our net revenues from teaching and learning SaaS offerings and our other educational products and services.
In addition, our wholly foreign-owned subsidiaries in mainland 124 China are permitted to pay dividends to us only out of its accumulated profits, if any, as determined in accordance with PRC accounting standards and regulations.
In addition, our wholly foreign-owned subsidiaries in mainland China are permitted to pay dividends to us only out of its accumulated profits, if any, as determined in accordance with PRC accounting standards and regulations.
As gross billings has material limitations as an analytical metric and may not be calculated in the same manner by all companies, it may not be comparable to other 120 similarly titled measures used by other companies.
As gross billings has material limitations as an analytical metric and may not be calculated in the same manner by all companies, it may not be comparable to other similarly titled measures used by other companies.
Our prepaid expenses and other current assets primarily consist of prepaid value added taxes, prepaid other service fees, receivables for disposal of property and equipment, deposits, receivables from third-party payment platforms, prepaid rental expenses and others.
Our prepaid expenses and other current assets primarily consist of prepaid value added taxes, prepaid other service fees, deposits, receivables from third-party payment platforms, interest receivables, prepaid rental expenses, receivables for disposal of property and equipment and others.
Risk Factors—Risks Related to Doing Business in China—If we are classified as a PRC resident enterprise for PRC income tax purposes, such classification could result in unfavorable tax consequences to us and our non-PRC shareholders or ADS holders.” 114 Results of Operations The following table sets forth a summary of our consolidated results of operations for the periods presented, both in absolute amount and as a percentage of our net revenues for the periods presented.
Risk Factors—Risks Related to Doing Business in China—If we are classified as a PRC resident enterprise for PRC income tax purposes, such classification could result in unfavorable tax consequences to us and our non-PRC shareholders or ADS holders.” 122 Results of Operations The following table sets forth a summary of our consolidated results of operations for the periods presented, both in absolute amount and as a percentage of our net revenues for the periods presented.
No provision for Hong Kong profits tax was made as we had no estimated assessable profit that was subject to Hong Kong profits tax during 2020, 2021 and 2022. PRC Generally, our PRC subsidiaries, VIEs and VIEs’ subsidiaries are subject to enterprise income tax on their taxable income in mainland China at a statutory rate of 25%.
No provision for Hong Kong profits tax was made as we had no estimated assessable profit that was subject to Hong Kong profits tax during 2021, 2022 and 2023. PRC Generally, our PRC subsidiaries, VIEs and VIEs’ subsidiaries are subject to enterprise income tax on their taxable income in mainland China at a statutory rate of 25%.
We do not have any variable interest in any unconsolidated entity that provides financing, liquidity, market risk or credit support to us or engages in product development services with us. Other than as shown above, we did not have any significant capital and other commitments, long-term obligations or guarantees as of December 31, 2022.
We do not have any variable interest in any unconsolidated entity that provides financing, liquidity, market risk or credit support to us or engages in product development services with us. Other than as shown above, we did not have any significant capital and other commitments, long-term obligations or guarantees as of December 31, 2023.
ITEM 5. OPERATING AND FIN ANCIAL REVIEW AND PROSPECTS The following discussion and analysis of our financial condition and results of operations should be read in conjunction with our consolidated financial statements and the related notes included elsewhere in this annual report. This discussion contains forward-looking statements that involve risks and uncertainties about our business and operations.
item 5. OPERATING AND FINANCIAL REVIEW AND PROSPECTS The following discussion and analysis of our financial condition and results of operations should be read in conjunction with our consolidated financial statements and the related notes included elsewhere in this annual report. This discussion contains forward-looking statements that involve risks and uncertainties about our business and operations.
Their current HNTE statuses are set to expire in 2024 and 2023 respectively. Our educational services are subject to VAT at the rate of 3% for small-scale-VAT-payer entities or at the rate of 6% or 13% for general-VAT-payer entities in accordance with PRC tax rules.
Their current HNTE statuses are set to expire in 2023, 2024 and 2025, respectively. 121 Our educational services are subject to VAT at the rate of 3% for small-scale-VAT-payer entities or at the rate of 6% or 13% for general-VAT-payer entities in accordance with PRC tax rules.
Other sales and marketing expenses decreased from RMB283.2 million in 2021 to negative RMB17.0 million (negative US$2.5 million) in 2022, primarily due to decreased advertising expenditures, rental cost and the cancellation of loyalty points previously granted to customers of our free in-school products. Research and development expenses .
Other sales and marketing expenses decreased from RMB283.2 million in 2021 to negative RMB17.0 million in 2022, primarily due to decreased advertising expenditures, rental cost and the cancellation of loyalty points previously granted to customers of our free in-school products. Research and development expenses.
Our general and administrative expenses consist primarily of (i) salaries and welfare for our general and administrative personnel and (ii) other general and administrative expenses, including rental and depreciation expenses. We expect our general and administrative expenses to decrease in absolute amounts in the future as we continuously improve our organizational efficiency.
Our general and administrative expenses consist primarily of (i) salaries and welfare for our general and administrative personnel and (ii) other general and administrative expenses, including rental and depreciation expenses. We expect our general and administrative expenses to decrease in absolute amounts in the future as we continually improve our organizational efficiency.
Salaries and welfare for our general and administrative personnel decreased from RMB259.3 million in 2021 to RMB139.9 million (US$20.3 million) in 2022, primarily due to staff optimization in line with business adjustment. • Other expenses .
Salaries and welfare for our general and administrative personnel decreased from RMB259.3 million in 2021 to RMB139.9 million in 2022, primarily due to staff optimization in line with business adjustment. • Other expenses.
Other general and administrative expenses decreased from RMB186.2 million in 2021 to RMB81.1 million (US$11.8 million) in 2022 due to decreases in rental cost, depreciation and professional service expenses primarily incurred prior to the implementation of the Alleviating Burden Opinion. Impairment for property and equipment, right-of-use assets and rental deposits.
Other general and administrative expenses decreased from RMB186.2 million in 2021 to RMB81.1 million in 2022 due to decreases in rental cost, depreciation and professional service expenses primarily incurred prior to the implementation of the Alleviating Burden Opinion. Impairment for property and equipment, right-of-use assets and rental deposits.
Salaries and welfare for our sales and marketing personnel decreased from RMB432.2 million in 2021 to RMB96.1 million (US$13.9 million) in 2022, primarily due to staff optimization in line with business adjustment. • Other expenses .
Salaries and welfare for our sales and marketing personnel decreased from RMB432.2 million in 2021 to RMB96.1 million in 2022, primarily due to staff optimization in line with business adjustment. • Other expenses.
The success of our other educational products and services, including our personalized self-directed learning product, will depend on our ability to efficiently combine our insights into the academic profiles of students of different background and our accumulated content library into a well-designed integral package that helps students effectively achieve their learning goals, as well as to attract students to pay for it in a cost-efficient way. 109 Our ability to manage our operational efficiency Our operating margins depend on our ability to control our costs and realize additional operation leverage as we continue to operate.
The success of our other educational products and services will depend on our ability to efficiently combine our insights into the academic profiles of students of different background and our accumulated content library into a well-designed integral package that helps students effectively achieve their learning goals, as well as to attract students to pay for it in a cost-efficient way. 117 Our ability to manage our operational efficiency Our operating margins depend on our ability to control our costs and realize additional operation leverage as we continue to operate.
Our general and administrative expenses decreased from RMB445.4 million in 2021 to RMB221.0 million (US$32.0 million) in 2022, including RMB83.6 million (US$12.1 million) of share-based compensation expenses, primarily due to staff optimization in line with business adjustment. • Salaries and welfare .
Our general and administrative expenses decreased from RMB445.4 million in 2021 to RMB221.0 million in 2022, including RMB83.6 million of share-based compensation expenses, primarily due to staff optimization in line with business adjustment. • Salaries and welfare.
The table below sets forth a reconciliation of our gross billings of online K-12 tutoring services to net revenues of our online K-12 tutoring services for the periods indicated: For the Year Ended December 31, 2020 2021 2022 RMB RMB RMB US$ (in thousands) Net revenues of online K-12 tutoring services 1,218,564 2,128,610 — — Add: VAT and surcharges 73,114 125,788 — — Add: ending deferred revenue related to online K-12 tutoring services 564,911 — — — Add: ending refund liability related to online K-12 tutoring services 22,869 — — — Less: beginning deferred revenue related to online K-12 tutoring services 218,919 564,911 — — Less: beginning refund liability related to online K-12 tutoring services 5,907 22,869 — — Gross billings of online K-12 tutoring services (non-GAAP) 1,654,632 1,666,618 — — As a result of the change of our business models under the latest regulatory environment, a number of operating information and non-GAAP metrics we provided previously are no longer relevant and will not be provided for future periods.
The table below sets forth a reconciliation of our gross billings of online K-12 tutoring services to net revenues of our online K-12 tutoring services for the periods indicated: For the Year Ended December 31, 2021 2022 2023 RMB RMB RMB US$ (in thousands) Net revenues of online K-12 tutoring services 2,128,610 — — — Add: VAT and surcharges 125,788 — — — Add: ending deferred revenue related to online K-12 tutoring services — — — — Add: ending refund liability related to online K-12 tutoring services — — — — Less: beginning deferred revenue related to online K-12 tutoring services 564,911 — — — Less: beginning refund liability related to online K-12 tutoring services 22,869 — — — Gross billings of online K-12 tutoring services (non-GAAP) 1,666,618 — — — As a result of the change of our business models under the latest regulatory environment, a number of operating information and non-GAAP metrics we provided previously are no longer relevant and will not be provided for future periods.
Cost of revenues Our cost of revenues decreased from RMB878.2 million in 2021 to RMB206.2 million (US$29.9 million) in 2022, which was largely in line with the decrease in net revenues. • Compensation costs.
Cost of revenues Our cost of revenues decreased from RMB878.2 million in 2021 to RMB206.2 million in 2022, which was largely in line with the decrease in net revenues. • Compensation costs.
Interest income Our interest income decreased from RMB24.6 million in 2021 to RMB11.4 million (US$1.6 million) in 2022, primarily due to a decrease in our cash and cash equivalents. Net loss As a result of the foregoing, our net loss decreased from RMB1,441.9 million in 2021 to RMB177.9 million (US$25.8 million) in 2022.
Interest income Our interest income decreased from RMB24.6 million in 2021 to RMB11.4 million in 2022, primarily due to a decrease in our cash and cash equivalents. Net loss As a result of the foregoing, our net loss decreased from RMB1,441.9 million in 2021 to RMB177.9 million in 2022.
We did not recognize impairment losses in 2022. 117 Loss from operations Our loss from operations decreased from RMB1,473.5 million in 2021 to RMB211.1 million (US$30.6 million) in 2022. Loss from operations as a percentage of net revenues in 2022 was negative 39.7%, narrowing from negative 67.5% in 2021. The improvement was due to improvement in overall operational efficiency.
We did not recognize impairment losses in 2022. 127 Loss from operations Our loss from operations decreased from RMB1,473.5 million in 2021 to RMB211.1 million in 2022. Loss from operations as a percentage of net revenues in 2022 was negative 39.7%, narrowing from negative 67.5% in 2021. The improvement was due to improvement in overall operational efficiency.
Actual results could differ from those estimates. Our contracts with customers may include promises to transfer multiple goods and services. Determining whether different goods and services are considered distinct performance obligations that should be accounted for separately versus together may require significant judgment. Estimation of refund liabilities may also require significant judgment.
Actual results could differ from those estimates. Our contracts with customers may include promises to transfer multiple goods and services. Determining whether different goods and services are considered distinct performance obligations that should be accounted for separately versus together may require significant judgment.
The difference between net cash used in operating activities and net loss of RMB177.9 million (US$25.8 million) in the same period was due to adjustments for noncash items that primarily include share-based compensation of RMB129.6 million (US$18.8 million) and noncash lease expenses of RMB34.2 million (US$5.0 million), and changes in operating assets and liabilities that primarily include a decrease of RMB233.1 million (US$33.8 million) in accrued expenses and other current liabilities, a decrease of RMB121.0 million (US$17.5 million) in operating lease liabilities and a decrease of RMB201.5 million (US$29.2 million) in deferred revenue and customer advances, partially offset by a decrease of RMB89.7 million (US$13.0 million) in operating lease right-of-use assets.
The difference between net cash used in operating activities and net loss of RMB177.9 million in the same period was due to adjustments for noncash items that primarily include share-based compensation of RMB129.6 million and noncash lease expenses of RMB34.2 million, and changes in operating assets and liabilities that primarily include a decrease of RMB233.1 million in accrued expenses and other current liabilities, a decrease of RMB121.0 million in operating lease liabilities and a decrease of RMB201.5 million in deferred revenue and customer advances, partially offset by a decrease of RMB89.7 million in operating lease right-of-use assets.
Investing activities Net cash used in investing activities in 2022 was RMB8.9 million (US$1.3 million), primarily due to investment in available-for-sale investments of RMB19.5 million (US$2.8 million) and purchase of property and equipment of RMB2.8 million (US$0.4 million), partially offset by proceeds from disposal of property and equipment of RMB13.4 million (US$1.9 million).
Net cash used in investing activities in 2022 was RMB8.9 million, primarily due to investment in available-for-sale investments of RMB19.5 million and purchase of property and equipment of RMB2.8 million, partially offset by proceeds from disposal of property and equipment of RMB13.4 million.
Failure to renew and maintain requested licenses or permits in a timely manner or obtain newly required ones due to adverse changes in regulations or policies could have a material adverse impact on our business, financial condition and results of operations,” and “The approval and/or other requirements of the CSRC or other mainland China governmental authorities may be required in connection with an offering under rules, regulations or policies of mainland China, and, if required, we cannot predict whether or how soon we will be able to obtain such approval or complete such other requirements.” Specific Factors Affecting Our Results of Operations Besides the general factors affecting the education industry in China, our results of operations are affected by the following specific factors relating to our business: Our ability to execute new business strategies We launched our teaching and learning SaaS offerings and personalized self-directed learning product, which was a major component of our other educational products and services, in 2022, after the implementation of the Alleviating Burden Opinion in July 2021.
Failure to renew and maintain requested licenses or permits in a timely manner or obtain newly required ones due to adverse changes in regulations or policies could have a material adverse impact on our business, financial condition and results of operations,” and “The approval and/or other requirements of the CSRC or other Chinese governmental authorities may be required in connection with an offering under rules, regulations or policies of mainland China, and, if required, we cannot predict whether or how soon we will be able to obtain such approval or complete such other requirements.” Specific Factors Affecting Our Results of Operations Besides the general factors affecting the education industry in China, our results of operations are affected by the following specific factors relating to our business: Our ability to execute new business strategies We launched our teaching and learning SaaS offerings in September 2021, after the implementation of the Alleviating Burden Opinion in July 2021.
Net revenues from our teaching and learning SaaS offerings increased from nil in 2021 to RMB115.4 million (US$16.7 million) in 2022. • Other educational products and services. Net revenues from our other educational products and services increased from RMB55.9 million in 2021 to RMB415.7 million (US$60.3 million) in 2022.
Net revenues from our teaching and learning SaaS offerings increased from nil in 2021 to RMB115.4 million in 2022. • Other educational products and services. Net revenues from our other educational products and services increased from RMB55.9 million in 2021 to RMB415.7 million in 2022.
Our sales and marketing expenses decreased from RMB1,412.9 million in 2021 to RMB79.1 million (US$11.5 million) in 2022, including RMB17.3 million (US$2.5 million) of share-based compensation expenses.
Our sales and marketing expenses decreased from RMB1,412.9 million in 2021 to RMB79.1 million in 2022, including RMB17.3 million of share-based compensation expenses.
Trend Information Other than as disclosed elsewhere in this annual report, we are not aware of any trends, uncertainties, demands, commitments or events for the period from January 1, 2022 to December 31, 2022 that are reasonably likely to have a material effect on our net revenues, income, profitability, liquidity or capital resources, or that would cause the disclosed financial information to be not necessarily indicative of future operating results or financial conditions.
Trend Information Other than as disclosed elsewhere in this annual report, we are not aware of any trends, uncertainties, demands, commitments or events for the period since January 1, 2024 that are reasonably likely to have a material effect on our revenues, income, profitability, liquidity or capital resources, or that would cause the disclosed financial information to be not necessarily indicative of future operating results or financial conditions. 132 E.
Risk Factors—Risks Related to Doing Business in China—PRC regulation of loans to and direct investment in PRC entities by offshore holding companies and governmental control of currency conversion may delay or prevent us from making loans or additional capital contributions to our PRC subsidiaries and the VIEs in mainland China, which could materially and adversely affect our liquidity and our ability to fund and expand our business.” Operating activities Net cash used in operating activities in 2022 was RMB463.9 million (US$67.3 million).
Risk Factors—Risks Related to Doing Business in China—Mainland China regulation of loans to and direct investment in mainland China entities by offshore holding companies and governmental regulation of currency conversion may delay or prevent us from making loans or additional capital contributions to our mainland China subsidiaries and the VIEs in China, which could materially and adversely affect our liquidity and our ability to fund and expand our business.” Operating activities Net cash used in operating activities in 2023 was RMB212.1 million (US$29.9 million).
Leveraging our unique insights into the academic performance of tens of millions of students at these schools, we offer other educational products and services, such as our personalized self-directed learning product, to complement students’ in-school learning with a higher level of personalization.
Leveraging our unique insights into the academic performance of tens of millions of students at these schools, we offer other educational products and services to complement students’ in-school learning with a higher level of personalization.
For the year ended December 31, 2022, we derived revenue primarily from our teaching and learning SaaS offering and our other education products and services. 125 For teaching and learning SaaS offerings where we provide customers an access to our hosted applications and platforms on a subscription model, we identify SaaS subscription as one performance obligation and recognize revenue ratably over the subscription period.
For the year ended December 31, 2023, we derived revenue primarily from our teaching and learning SaaS offering. For teaching and learning SaaS offerings contracts where we provide customers an access to our hosted applications and platforms on a subscription model, we identify SaaS subscription as one performance obligation and recognize revenue ratably over the subscription period.
Our research and development expenses decreased from RMB800.2 million in 2021 to RMB235.8 million (US$34.2 million) in 2022, including RMB28.6 million (US$4.2 million) of share-based compensation expenses, primarily due to staff optimization in line with business adjustment. • Salaries and welfare .
Our research and development expenses decreased from RMB800.2 million in 2021 to RMB235.8 million in 2022, including RMB28.6 million of share-based compensation expenses, primarily due to staff optimization in line with business adjustment. • Salaries and welfare. Salaries and welfare for our research and development personnel decreased from RMB639.2 million in 2021 to RMB176.8million in 2022.
As of December 31, 2020, 2021 and 2022, our cash, cash equivalents and restricted cash were RMB2,835.1 million, RMB1,180.9 million and RMB718.1 million (US$104.1 million), respectively. Our cash and cash equivalents primarily consist of cash on hand and deposits with original maturities of three months or less.
As of December 31, 2021, 2022 and 2023, our cash, cash equivalents and restricted cash were RMB1,180.9 million, RMB718.1 million RMB306.9 million (US$43.2 million), respectively. Our cash and cash equivalents primarily consist of cash on hand and deposits with original maturities of three months or less.
As of December 31, 2020, 2021 and 2022, our prepaid expenses and other current assets were RMB211.4 million, RMB161.8 million and RMB140.9 million (US$20.4 million), respectively.
As of December 31, 2021, 2022 and 2023, our prepaid expenses and other current assets were RMB161.8 million, RMB140.9 million and RMB94.8 million (US$13.4 million), respectively.
Our compensation costs primarily include salaries, welfare and service fees for our (i) instructors and tutors of our online K-12 tutoring services and (ii) consultants and other staff who provide services for customers of our other educational products and services. Educational products and materials .
Our compensation costs primarily include salaries, welfare and service fees for (i) our staff and consultants who provide services for customers of our teaching and learning SaaS offerings and other educational products and services, and (ii) instructors and tutors of our online K-12 tutoring services in 2021. Hardware cost.
Our other costs of revenues decreased from RMB184.8 million in 2021 to RMB34.9 million (US$5.1 million) in 2022, primarily due to decreased rental costs for office space and livestreaming space, depreciation, bandwidth cost, cancellation of loyalty points previously granted to customers of online K-12 tutoring services, as well as other administrative costs in line with our business adjustment.
Our other costs of revenues decreased from RMB184.8 million in 2021 to RMB34.9 million in 2022, primarily due to decreased rental costs for office space and livestreaming space, depreciation, bandwidth cost, cancellation of loyalty points previously granted to customers of online K-12 tutoring services, as well as other administrative costs in line with our business adjustment. 126 Gross profit As a result of the foregoing, our gross profit decreased from RMB1,306.3 million in 2021 to RMB324.9 million in 2022.
Our research and development expenses consist primarily of (i) salaries and welfare for technology and content development personnel of our in-school and after-school operations and (ii) other expenses associated with our research and development activities, including rental, development and depreciation expenses. We expect our research and development expenses to be relatively stable in the foreseeable future.
Our research and development expenses consist primarily of (i) salaries and welfare for technology and content development personnel of our in-school and after-school operations and (ii) other expenses associated with our research and development activities, including rental, development and depreciation expenses.
Net revenues from other educational products and services in 2020 and 2021 primarily consisted of the subscription fees we charged for our membership-based premium educational content, with subscription periods ranging from 15 days to one year.
In 2021 and 2023, net revenues from other educational products and services primarily consisted of the subscription fees we charged for our membership-based premium educational content, with subscription periods ranging from 15 days to one year. In 2022, a majority of our net revenues from other educational products and services came from our personalized self-directed learning product.
The following table sets forth the components of our general and administrative expenses by amounts and percentages of our net revenues for the periods presented: For the Year Ended December 31, 2020 2021 2022 RMB % RMB % RMB US$ % (in thousands, except for percentages) General and administrative expenses Salaries and welfare 347,090 26.8 259,272 11.9 139,929 20,288 26.3 Other expenses 73,024 5.6 186,168 8.5 81,100 11,758 15.3 Total 420,114 32.4 445,440 20.4 221,029 32,046 41.6 Taxation Cayman Islands We and one of our subsidiaries, 17 Technology Limited, are exempted companies incorporated in Cayman Islands.
The following table sets forth the components of our general and administrative expenses by amounts and percentages of our net revenues for the periods presented: For the Year Ended December 31, 2021 2022 2023 RMB % RMB % RMB US$ % (in thousands, except for percentages) General and administrative expenses Salaries and welfare 259,272 11.9 139,929 26.3 99,301 13,986 58.1 Other expenses 186,168 8.5 81,100 15.3 54,960 7,741 32.1 Total 445,440 20.4 221,029 41.6 154,261 21,727 90.2 Taxation Cayman Islands We and one of our subsidiaries, 17 Technology Limited, are exempted companies incorporated in Cayman Islands.
Other research and development expenses decreased from RMB160.9 million in 2021 to RMB59.1 million (US$8.6 million) in 2022, primarily due to decreases in rental cost, depreciation and content development cost related to online K-12 tutoring services. General and administrative expenses .
The decrease was primarily due to staff optimization in line with business adjustment. • Other expenses. Other research and development expenses decreased from RMB160.9 million in 2021 to RMB59.1 million in 2022, primarily due to decreases in rental cost, depreciation and content development cost related to online K-12 tutoring services. General and administrative expenses.
Recently Issued Accounting Pronouncements A list of recently issued accounting pronouncements that are relevant to us is included in note 2 to our consolidated financial statements included elsewhere in this annual report. Inflation To date, inflation in China has not materially affected our results of operations.
Recently Issued Accounting Pronouncements A list of recently issued accounting pronouncements that are relevant to us is included in note 2 to our consolidated financial statements included elsewhere in this annual report. B.
Salaries and welfare for our research and development personnel decreased from RMB639.2 million in 2021 to RMB176.8million (US$25.6 million) in 2022. The decrease was primarily due to staff optimization in line with business adjustment. • Other expenses .
Salaries and welfare for our research and development personnel decreased from RMB176.8 million in 2022 to RMB129.9 million (US$18.3 million) in 2023. The decrease was primarily due to staff optimization in line with business adjustment. • Other expenses.
As of December 31, 2022, 31.3% and 68.7% of our cash and cash equivalents were held in mainland China and Hong Kong, respectively, of which 23.6% were denominated in Renminbi and 76.4% were denominated in U.S. dollars. As of December 31, 2022, 21.8% of cash and cash equivalents were held by the VIEs and their subsidiaries.
As of December 31, 2023, 43.6% and 56.4% of our cash and cash equivalents were held in mainland China and Hong Kong, respectively, of which 18.7% were denominated in Renminbi and 81.3% were denominated in U.S. dollars. As of December 31, 2023, 14.1% of cash and cash equivalents were held by the VIEs and their subsidiaries.
Our net revenues increased by 68.8% from RMB1,294.4 million in 2020 to RMB2,184.5 million in 2021, and further decreased by 75.7% to RMB531.1 million (US$77.0 million) in 2022. We generated a net loss of RMB1,339.9 million, RMB1,441.9 million and RMB177.9 million (US$25.8 million) in 2020, 2021 and 2022, respectively.
Our net revenues decreased by 75.7% from RMB2,184.5 million in 2021 to RMB531.1 million in 2022, and further decreased by 67.8% to RMB171.0 million (US$24.1 million). We generated a net loss of RMB1,441.9 million, RMB177.9 million and RMB311.8 million (US$43.9 million) in 2021, 2022 and 2023, respectively.
However, in order to comply with the latest PRC regulations, pursuant which prohibit providing tutoring services relating to academic subjects to K-12 students, we ceased offering the K-12 Academic AST Services in December 2021.
In compliance with the latest PRC regulations, which prohibit the provision of tutoring services relating to academic subjects to K-12 students, we ceased offering the K-12 Academic AST Services by the end of December 2021.
Net cash generated from financing activities in 2021 was RMB1.0 million, primarily attributable to proceeds received from exercise of share options of RMB10.5 million, partially offset by payment for the IPO issuance cost of RMB9.6 million.
Net cash generated from financing activities in 2021 was RMB1.0 million, primarily attributable to proceeds received from exercise of share options of RMB10.5 million, partially offset by payment for the IPO issuance cost of RMB9.6 million. Material Cash requirements Our material cash requirements as of December 31, 2023 mainly include capital expenditure and operating lease obligations.
The following table sets forth a breakdown of our total net revenues by amounts and percentages for the periods presented: For the Year Ended December 31, 2020 2021 2022 RMB % RMB % RMB US$ % (in thousands, except for percentages) Net revenues Teaching and learning SaaS offerings — — — — 115,365 16,726 21.7 Other educational products and services 75,807 5.9 55,910 2.6 415,699 60,271 78.3 Online K-12 tutoring services 1,218,564 94.1 2,128,610 97.4 — — — Total 1,294,371 100.0 2,184,520 100.0 531,064 76,997 100.0 Our online K-12 tutoring services contributed 94.1% and 97.4%, respectively, of our total revenues in 2020 and 2021.
The following table sets forth a breakdown of our total net revenues by amounts and percentages for the periods presented: For the Year Ended December 31, 2021 2022 2023 RMB % RMB % RMB US$ % (in thousands, except for percentages) Net revenues Teaching and learning SaaS offerings — — 115,365 21.7 149,119 21,003 87.2 Other educational products and services 55,910 2.6 415,699 78.3 21,843 3,076 12.8 Online K-12 tutoring services 2,128,610 97.4 — — — — — Total 2,184,520 100.0 531,064 100.0 170,962 24,079 100.0 Our online K-12 tutoring services contributed 97.4% of our total revenues in 2021.
The following table sets forth the components of our operating expenses by amounts and percentages of our net revenues for the periods presented: For the Year Ended December 31, 2020 2021 2022 RMB % RMB % RMB US$ % (in thousands, except for percentages) Sales and marketing expenses 1,097,932 84.9 1,412,873 64.7 79,129 11,473 14.9 Research and development expenses 614,770 47.5 800,163 36.6 235,846 34,194 44.4 General and administrative expenses 420,114 32.4 445,440 20.4 221,029 32,046 41.6 Impairment for property and equipment, right-of-use assets and rental deposits — — 121,294 5.6 — — — Total 2,132,816 164.8 2,779,770 127.3 536,004 77,713 100.9 Sales and marketing expenses .
The following table sets forth the components of our operating expenses by amounts and percentages of our net revenues for the periods presented: For the Year Ended December 31, 2021 2022 2023 RMB % RMB % RMB US$ % (in thousands, except for percentages) Sales and marketing expenses 1,412,873 64.7 79,129 14.9 101,260 14,262 59.2 Research and development expenses 800,163 36.6 235,846 44.4 167,932 23,653 98.2 General and administrative expenses 445,440 20.4 221,029 41.6 154,261 21,727 90.2 Impairment for property and equipment, right-of-use assets and rental deposits 121,294 5.6 — — — — — Total 2,779,770 127.3 536,004 100.9 423,453 59,642 247.6 Sales and marketing expenses.
The enterprise income tax is calculated based on the entity’s global income as determined under PRC tax laws and accounting standards. Shanghai Hexu Information Technology Co., Ltd and Beijing Yiqi Education & Technology Co., Ltd. qualified as High and New Technology Enterprises, or HNTEs, in 2022 and 2021 respectively, which reduced their enterprise income tax rate to 15%.
Beijing Yiqi Education & Technology Co., Ltd., Shanghai Hexu Information Technology Co., Ltd. and Beijing Yiqi Education Technology Development Co., Ltd. qualified as High and New Technology Enterprises, or HNTEs, in 2021, 2022 and 2023 respectively, which reduced their enterprise income tax rate to 15%.
The following table sets forth the components of our research and development expenses by amounts and percentages of our net revenues for the periods presented: For the Year Ended December 31, 2020 2021 2022 RMB % RMB % RMB US$ % (in thousands, except for percentages) Research and development expenses Salaries and welfare 480,536 37.1 639,214 29.3 176,765 25,628 33.3 Other expenses 134,234 10.4 160,949 7.3 59,081 8,566 11.1 Total 614,770 47.5 800,163 36.6 235,846 34,194 44.4 General and administrative expenses .
The following table sets forth the components of our research and development expenses by amounts and percentages of our net revenues for the periods presented: For the Year Ended December 31, 2021 2022 2023 RMB % RMB % RMB US$ % (in thousands, except for percentages) Research and development expenses Salaries and welfare 639,214 29.3 176,765 33.3 129,869 18,292 76.0 Other expenses 160,949 7.3 59,081 11.1 38,063 5,361 22.2 Total 800,163 36.6 235,846 44.4 167,932 23,653 98.2 120 General and administrative expenses.
Operating expenses Our operating expenses consist of sales and marketing expenses, research and development expenses, general and administrative expenses, and impairment for property and equipment, right-of-use assets and rental deposits.
Our other costs primarily include rental costs for our office space, costs for the bandwidth, depreciation of the properties and equipment and other administrative and technical costs. 119 Operating expenses Our operating expenses consist of sales and marketing expenses, research and development expenses, general and administrative expenses, and impairment for property and equipment, right-of-use assets and rental deposits.
There are no other taxes likely to be material to us levied by the government of the Cayman Islands except for stamp duties which may be applicable 113 on instruments executed in, or brought within the jurisdiction of the Cayman Islands. In addition, the Cayman Islands currently does not impose withholding tax on dividend payments.
The Cayman Islands currently levies no taxes on corporations based upon profits, income, gains or appreciation. There are no other taxes likely to be material to us levied by the Government of the Cayman Islands, except for stamp duties, which may be applicable on instruments executed in, or after execution brought within, the jurisdiction of the Cayman Islands.
Our compensation costs decreased from RMB608.9 million in 2021 to RMB112.4 million (US$16.3 million) in 2022, primarily due to staff optimization in line with our business adjustment. • Educational products and materials.
Our compensation costs decreased from RMB608.9 million in 2021 to RMB112.4 million in 2022, primarily due to staff optimization in line with our business adjustment. • Educational products and materials. Our educational products and materials decreased from RMB83.4 million in 2021 to RMB49.8 million in 2022, primarily due to the cessation of our online K-12 tutoring services. • Other costs.
Liquidity and Capital Resources The following table sets forth a selected of our cash flows for the years presented: For the Year Ended December 31, 2020 2021 2022 RMB RMB RMB US$ (in thousands) Net cash used in operating activities (522,988 ) (1,506,692 ) (463,926 ) (67,263 ) Net cash used in investing activities (89,504 ) (117,603 ) (8,931 ) (1,296 ) Net cash generated from (used in) financing activities 2,797,421 952 (33,857 ) (4,909 ) Effect of exchange rate changes (38,499 ) (30,891 ) 43,942 6,372 Net increase/(decrease) in cash, cash equivalents and restricted cash 2,146,430 (1,654,234 ) (462,772 ) (67,096 ) Cash, cash equivalents and restricted cash at the beginning of the year 688,702 2,835,132 1,180,898 171,214 Cash, cash equivalents and restricted cash at the end of the year 2,835,132 1,180,898 718,126 104,118 To date, we have financed our operating and investing activities primarily through cash from historical equity and debt financing activities.
Liquidity and Capital Resources The following table sets forth a selected of our cash flows for the years presented: For the Year Ended December 31, 2021 2022 2023 RMB RMB RMB US$ (in thousands) Net cash used in operating activities (1,506,692 ) (463,926 ) (212,075 ) (29,872 ) Net cash used in investing activities (117,603 ) (8,931 ) (161,141 ) (22,697 ) Net cash generated from (used in) financing activities 952 (33,857 ) (51,357 ) (7,234 ) Effect of exchange rate changes (30,891 ) 43,942 13,376 1,887 Net decrease in cash, cash equivalents and restricted cash (1,654,234 ) (462,772 ) (411,197 ) (57,916 ) Cash, cash equivalents and restricted cash at the beginning of the year 2,835,132 1,180,898 718,126 101,146 Cash, cash equivalents and restricted cash at the end of the year 1,180,898 718,126 306,929 43,230 129 To date, we have financed our operating and investing activities primarily through cash from historical equity and debt financing activities.
In light of the foregoing limitations, you should not consider gross billings as a substitute for, or superior to, net revenues prepared in accordance with GAAP. We encourage investors and others to review our financial information in its entirety and not rely on a single financial measure.
In light of the foregoing limitations, you should not consider gross billings as a substitute for, or superior to, net revenues prepared in accordance with GAAP.
For the Year Ended December 31, 2020 2021 2022 RMB % RMB % RMB US$ % (in thousands, except for percentages) Net revenues Teaching and learning SaaS offerings — — — — 115,365 16,726 21.7 Other educational products and services 75,807 5.9 55,910 2.6 415,699 60,271 78.3 Online K-12 tutoring services 1,218,564 94.1 2,128,610 97.4 — — — Total net revenues 1,294,371 100.0 2,184,520 100.0 531,064 76,997 100.0 Cost of revenues (1) (495,671 ) (38.3 ) (878,236 ) (40.2 ) (206,208 ) (29,897 ) (38.8 ) Gross profit 798,700 61.7 1,306,284 59.8 324,856 47,100 61.2 Operating expenses (1) Sales and marketing expenses (1,097,932 ) (84.9 ) (1,412,873 ) (64.7 ) (79,129 ) (11,473 ) (14.9 ) Research and development expenses (614,770 ) (47.5 ) (800,163 ) (36.6 ) (235,846 ) (34,194 ) (44.4 ) General and administrative expenses (420,114 ) (32.4 ) (445,440 ) (20.4 ) (221,029 ) (32,046 ) (41.6 ) Impairment for property and equipment, right-of-use assets and rental deposits — — (121,294 ) (5.6 ) — — — Total operating expenses (2,132,816 ) (164.8 ) (2,779,770 ) (127.3 ) (536,004 ) (77,713 ) (100.9 ) Loss from operations (1,334,116 ) (103.1 ) (1,473,486 ) (67.5 ) (211,148 ) (30,613 ) (39.7 ) Interest income 8,422 0.7 24,573 1.2 11,352 1,646 2.1 Interest expense (2,925 ) (0.2 ) — — — — — Foreign currency exchange (loss) gain (15,557 ) (1.2 ) 2,326 0.1 159 23 — Other income, net 4,268 0.3 4,674 0.2 21,765 3,156 4.1 Loss before provision for income tax (1,339,908 ) (103.5 ) (1,441,913 ) (66.0 ) (177,872 ) (25,788 ) (33.5 ) Net loss (1,339,908 ) (103.5 ) (1,441,913 ) (66.0 ) (177,872 ) (25,788 ) (33.5 ) Note: (1) Share-based compensation expenses were allocated as follows: For the Year Ended December 31, 2020 2021 2022 RMB % RMB % RMB US$ % (in thousands, except for percentages) Share-based compensation expenses Sales and marketing expenses 35,077 2.7 25,776 1.2 17,305 2,509 3.3 Research and development expenses 68,688 5.3 60,002 2.7 28,624 4,150 5.4 General and administrative expenses 252,273 19.5 109,436 5.0 83,629 12,125 15.7 Total 356,038 27.5 195,214 8.9 129,558 18,784 24.4 115 Year ended December 31, 2022 compared to year ended December 31, 2021 Net revenues Our net revenues decreased from RMB2,184.5 million in 2021 to RMB531.1 million (US$77.0 million) in 2022, representing a year-over-year decrease of 75.7%.
For the Year Ended December 31, 2021 2022 2023 RMB % RMB % RMB US$ % (in thousands, except for percentages) Net revenues Teaching and learning SaaS offerings — — 115,365 21.7 149,119 21,003 87.2 Other educational products and services 55,910 2.6 415,699 78.3 21,843 3,076 12.8 Online K-12 tutoring services 2,128,610 97.4 — 0.0 — — — Total net revenues 2,184,520 100.0 531,064 100.0 170,962 24,079 100.0 Cost of revenues (1) (878,236 ) (40.2 ) (206,208 ) (38.8 ) (90,259 ) (12,713 ) (52.8 ) Gross profit 1,306,284 59.8 324,856 61.2 80,703 11,366 47.2 Operating expenses (1) Sales and marketing expenses (1,412,873 ) (64.7 ) (79,129 ) (14.9 ) (101,260 ) (14,262 ) (59.2 ) Research and development expenses (800,163 ) (36.6 ) (235,846 ) (44.4 ) (167,932 ) (23,653 ) (98.2 ) General and administrative expenses (445,440 ) (20.4 ) (221,029 ) (41.6 ) (154,261 ) (21,727 ) (90.2 ) Impairment for property and equipment, right-of-use assets and rental deposits (121,294 ) (5.6 ) — — — — — Total operating expenses (2,779,770 ) (127.3 ) (536,004 ) (100.9 ) (423,453 ) (59,642 ) (247.6 ) Loss from operations (1,473,486 ) (67.5 ) (211,148 ) (39.7 ) (342,750 ) (48,276 ) (200.4 ) Interest income 24,573 1.2 11,352 2.1 27,811 3,917 16.3 Foreign currency exchange gain (loss) 2,326 0.1 159 0.0 (801 ) (113 ) (0.5 ) Other income, net 4,674 0.2 21,765 4.1 3,958 557 2.3 Loss before provision for income tax (1,441,913 ) (66.0 ) (177,872 ) (33.5 ) (311,782 ) (43,915 ) (182.3 ) Net loss (1,441,913 ) (66.0 ) (177,872 ) (33.5 ) (311,782 ) (43,915 ) (182.3 ) Note: (1) Share-based compensation expenses were allocated as follows: 123 For the Year Ended December 31, 2021 2022 2023 RMB % RMB % RMB US$ % (in thousands, except for percentages) Share-based compensation expenses Sales and marketing expenses 25,776 1.2 17,305 3.3 17,243 2,429 10.1 Research and development expenses 60,002 2.7 28,624 5.4 26,954 3,796 15.8 General and administrative expenses 109,436 5.0 83,629 15.7 39,498 5,563 23.1 Total 195,214 8.9 129,558 24.4 83,695 11,788 49.0 Year ended December 31, 2023 compared to year ended December 31, 2022 Net revenues Our net revenues decreased from RMB531.1 million in 2022 to RMB171.0 million (US$24.1 million) in 2023, representing a year-over-year decrease of 67.8%.
We compensate for these limitations by relying primarily on our GAAP results and using gross billings only as a supplemental measure.
We encourage investors and others to review our financial information in its entirety and not rely on a single financial measure. 128 We compensate for these limitations by relying primarily on our GAAP results and using gross billings only as a supplemental measure.
Net cash used in investing activities in 2020 was RMB89.5 million, primarily due to RMB89.5 million used in purchase of property and equipment. 123 Financing activities Net cash used in financing activities in 2022 was RMB33.9 million (US$4.9 million), primarily attributable to repurchase of ordinary shares of RMB33.9 million (US$4.9 million).
Financing activities Net cash used in financing activities in 2023 was RMB51.4 million (US$7.2 million), primarily attributable to repurchase of ordinary shares of RMB51.4 million (US$7.2 million). Net cash used in financing activities in 2022 was RMB33.9 million, primarily attributable to repurchase of ordinary shares of RMB33.9 million.
We expect our sales and marketing expenses to decrease substantially in absolute amounts in the foreseeable future due to regulatory requirements and continuous cost optimization. 112 The following table sets forth the components of our sales and marketing expenses by amounts and percentages of our net revenues for the periods presented: For the Year Ended December 31, 2020 2021 2022 RMB % RMB % RMB US$ % (in thousands, except for percentages) Sales and marketing expenses Promotional course expenses 487,499 37.7 697,470 31.9 — — — Salaries and welfare 258,881 20.0 432,201 19.8 96,130 13,938 18.1 Other expenses 351,552 27.2 283,202 13.0 (17,001 ) (2,465 ) (3.2 ) Total 1,097,932 84.9 1,412,873 64.7 79,129 11,473 14.9 Research and development expenses .
The following table sets forth the components of our sales and marketing expenses by amounts and percentages of our net revenues for the periods presented: For the Year Ended December 31, 2021 2022 2023 RMB % RMB % RMB US$ % (in thousands, except for percentages) Sales and marketing expenses Salaries and welfare 432,201 19.8 96,130 18.1 58,857 8,290 34.4 Other expenses 283,202 13.0 (17,001 ) (3.2 ) 42,403 5,972 24.8 Promotional course expenses 697,470 31.9 — — — — — Total 1,412,873 64.7 79,129 14.9 101,260 14,262 59.2 Research and development expenses.
Net cash used in operating activities in 2020 was RMB523.0 million.
Net cash used in operating activities in 2022 was RMB463.9 million.
For teaching and learning SaaS offerings contracts that contain purchasing of software license and SaaS subscription, we conclude that software license and subscribed SaaS are distinct since each of their functionalities has utility on their own.
Therefore, we determine the hardware and subscribed SaaS represent one performance obligation, as they are highly interdependent and interrelated, and the related revenue is recognized ratably over the SaaS subscription period. 133 For teaching and learning SaaS offerings contracts that contain purchasing of software license and SaaS subscription, we conclude that software license and subscribed SaaS are distinct since each of their functionalities has utility on their own.
Material Cash requirements Our material cash requirements as of December 31, 2022 mainly include capital expenditure and operating lease obligations. Our capital expenditures are primarily related to leasehold improvements and purchase of electronic equipment. Our capital expenditures were RMB89.5 million, RMB129.4 million and RMB2.8 million (US$0.4 million) in 2020, 2021 and 2022, respectively.
Our capital expenditures are primarily related to leasehold improvements and purchase of electronic equipment. Our capital expenditures were RMB129.4 million and RMB2.8 million and RMB26.6 million (US$3.7 million) in 2021, 2022 and 2023, respectively. 131 Our operating lease obligations relate to our leases of offices and operation space.
Total Within one year One to three years Three to five years More than five years (RMB in thousands) Operating lease commitments (1) 28,349 17,963 10,386 — — Note: (1) Represents minimum payments under non-cancelable operating leases related to offices, excluding short-term leases.
The following table sets forth our operating lease obligations as of December 31, 2023. Total Within one year One to three years Three to five years More than five years (RMB in thousands) Operating lease commitments (1) 19,927 8,813 9,081 2,033 — Note: (1) Represents minimum payments under non-cancelable operating leases related to offices, excluding short-term leases.
Our general and administrative expenses increased from RMB420.1 million in 2020 to RMB445.4 million in 2021, including RMB109.4 million of share-based compensation expenses. • Salaries and welfare . Salaries and welfare for our general and administrative personnel decreased from RMB347.1 million in 2020 to RMB259.3 million in 2021, primarily due to the impact of the share-based compensation expenses.
Salaries and welfare for our general and administrative personnel decreased from RMB139.9 million in 2022 to RMB99.3 million (US$14.0 million) in 2023, primarily due to the impact of the share-based compensation expenses. • Other expenses.
Operating expenses Our total operating expenses decreased from RMB2,779.8 million in 2021 to RMB536.0 million (US$77.7 million) in 2022, including RMB129.6 million (US$18.8 million) of share-based compensation expenses. 116 Sales and marketing expenses .
The decrease was generally in line with the decrease in our net revenues. Our gross margin increased from 59.8% in 2021 to 61.2% in 2022 due to improvement in our operation leverage. Operating expenses Our total operating expenses decreased from RMB2,779.8 million in 2021 to RMB536.0 million in 2022, including RMB129.6 million of share-based compensation expenses. Sales and marketing expenses.
We expect our cost of revenues to decrease in absolute amounts in the foreseeable future due to our continuous cost optimization. 111 The following table sets forth the components of our cost of revenues by amounts and percentages of our net revenues for the periods presented: For the Year Ended December 31, 2020 2021 2022 RMB % RMB % RMB US$ % (in thousands, except for percentages) Compensation costs 327,590 25.3 608,903 27.9 112,386 16,294 21.2 Educational products and materials 67,656 5.2 84,575 3.9 58,944 8,546 11.1 Other costs 100,425 7.8 184,758 8.4 34,878 5,057 6.5 Total 495,671 38.3 878,236 40.2 206,208 29,897 38.8 Compensation costs.
The following table sets forth the components of our cost of revenues by amounts and percentages of our net revenues for the periods presented: For the Year Ended December 31, 2021 2022 2023 RMB % RMB % RMB US$ % (in thousands, except for percentages) Compensation costs 608,903 27.9 112,386 21.2 42,310 5,959 24.7 Hardware cost 1,225 0.1 9,104 1.7 27,282 3,843 16.0 Educational products and materials 83,350 3.8 49,840 9.4 390 55 0.2 Other costs 184,758 8.4 34,878 6.5 20,277 2,856 11.9 Total 878,236 40.2 206,208 38.8 90,259 12,713 52.8 Compensation costs.
Our educational products and materials primarily include costs of educational products and materials of our other educational products and services, teaching materials provided to students of our paid courses and the logistics costs. Other costs.
Our hardware cost is cost of hardware utilized for our teaching and learning SaaS offerings. Educational products and materials. Our educational products and materials primarily include costs of educational materials of our other educational products and services, and the logistics costs.
This decrease was primarily driven by the cessation of our online K-12 tutoring services by the end of 2021 and the steady progress of our business transformation.
This decrease was primarily driven by the cessation of our online K-12 tutoring services by the end of 2021 and the steady progress of our business transformation. Our other educational products and services have generated the majority of our net revenue, as we leveraged our existing user base to quickly ramp-up our offering in this space.
Historically, we generated the vast majority of our revenues from our online K-12 tutoring services, which accounted for 94.1% and 97.4% of our total net revenues in 2020 and 2021, respectively.
Historically, we generated the vast majority of our revenues from our online K-12 tutoring services, which accounted for 97.4% of our total net revenues in 2021. However, in order to comply with the latest PRC regulations, pursuant which prohibit providing tutoring services relating to academic subjects to K-12 students, we ceased offering the K-12 Academic AST Services in December 2021.
Risk Factors—Risks Related to Our Business and Industry—Significant uncertainties exist in relation to the interpretation and implementation of, or proposed changes to, the PRC laws, regulations and policies regarding the online private education industry, which could adversely affect our business, financial condition, results of operations and prospects.” In addition, the PRC government regulates various aspects of our business and operations, including the qualification, licensing or filing requirements for entities that provide education services and limitations on foreign investments in the education industry.
Risk Factors—Risks Related to Our Business and Industry—Significant uncertainties exist in relation to the interpretation and implementation of, or proposed changes to, the PRC laws, regulations and policies regarding the online private education industry.
Our educational products and materials decreased from RMB84.6 million in 2021 to RMB58.9 million (US$8.5 million) in 2022, primarily due to the cessation of our online K-12 tutoring services. • Other costs.
Our educational products and materials decreased from RMB49.8 million in 2022 to RMB0.4 million (US$0.1 million) in 2023, primarily due to cost reduction in learning materials of other educational products and services. • Other costs.
Salaries and welfare expenses encompass those for technology and content development staff for both of our in-school and after-school operations.
Salaries and welfare expenses encompass those for technology and content development staff for both of our in-school and after-school operations. Our research and development expenses decreased as a percentage of our net revenues from 2021 to 2023 as our operational scale expanded as well as we enhanced our cost control capabilities.
Other general and administrative expenses increased from RMB73.0 million in 2020 to RMB186.2 million in 2021 due to an increase in rental expenses and professional service expenses mainly prior to the implementation of the Alleviating Burden Opinion. Impairment for property and equipment, right-of-use assets and rental deposits.
Other general and administrative expenses decreased from RMB81.1 million in 2022 to RMB55.0 million (US$7.7 million) in 2023 due to decreases in rental cost, depreciation and professional service expenses. Impairment for property and equipment, right-of-use assets and rental deposits.
The difference between net cash used in operating activities and net loss of RMB1,339.9 million in the same period was due to adjustments for noncash items that primarily include share-based compensation of RMB356.0 million and noncash lease expenses of RMB63.0 million, and a decrease in working capital mainly resulted from an increase of RMB354.1 million in deferred revenue due to our rapid business expansion, an increase of RMB213.4 million in accrued expenses and other current liabilities and an increase of RMB123.1 million in operating lease liabilities, partially offset by an increase of RMB184.5 in operating lease right-of-use assets attributable to additional leased properties to support our business expansion and an increase of RMB145.1 million in prepaid expenses and other current assets.
The difference between net cash used in operating activities and net loss of RMB311.8 million (US$43.9 million) in the same period was due to adjustments for noncash items that primarily include share-based compensation of RMB83.7 million (US$11.8 million), depreciation of property and equipment of RMB16.2 million (US$2.3 million) and noncash lease expenses of RMB16.8 million (US$2.4 million), and changes in operating assets and liabilities that primarily include an increase of RMB31.2 million (US$4.4 million) in accounts receivable, a decrease of RMB23.7 million (US$3.3 130 million) in accrued expenses and other current liabilities, partially offset by a decrease of RMB30.6 million (US$4.3 million) in prepaid expenses and other current assets.
In 2022, we derived all of our net revenues from teaching and learning SaaS offerings and our other educational products and services. The majority of our net revenue in 2022 came from our other educational products and services, which in 2022 consisted primarily of our personalized self-directed learning product.
This has materially and adversely affected our financial condition and results of operations in 2022 and 2023. 118 In 2022 and 2023, we derived all of our net revenues from teaching and learning SaaS offerings and our other educational products and services.
Year ended December 31, 2021 compared to year ended December 31, 2020 Net revenues Our net revenues increased from RMB1,294.4 million in 2020 to RMB2,184.5 million in 2021, representing a year-over-year increase of 68.8%. This increase was primarily driven by an increase in net revenues from online K-12 tutoring services. • Online K-12 tutoring services.
Year ended December 31, 2022 compared to year ended December 31, 2021 Net revenues Our net revenues decreased from RMB2,184.5 million in 2021 to RMB531.1 million in 2022, representing a year-over-year decrease of 75.7%.