Biggest changeThe decrease in cost is mainly due to the difference in the proportion of different products to total revenue this year and last year. Gross Loss and Gross Loss Margin Gross loss for the year ended December 31, 2023 was $0.3 million, compared to $0.5 million in 2022.
Biggest changeThe decrease in the dollar value of cost of revenues in the twelve months ended December 31, 2024 was mainly because that the decrease in revenue; and the increase in ratio of costs to revenue was mainly due to the increase in idle equipment costs due to reduced production, as well as the increased inventory impairments. 59 Gross Loss and Loss Margin Gross loss for the year ended December 31, 2024 was $2.0 million, compared to $0.3 million for the year ended December 31, 2023.
As a result, Helpson needs to balance between the market access brought by CP, the investment of financial resources and time to obtain the qualification of CP, and the sharp decline in the price of drugs included in CP before making decisions regarding CP for any products. 48 In addition, Helpson continues to explore the field of comprehensive healthcare.
As a result, Helpson needs to balance between the market access brought by CP, the investment of financial resources and time to obtain the qualification of CP, and the sharp decline in the price of drugs included in CP before making decisions regarding CP for any products. In addition, Helpson continues to explore the field of comprehensive healthcare.
Critical Accounting Policies Management’s discussion and analysis of our financial condition and results of operations are based upon our consolidated financial statements, which have been prepared in accordance with United States generally accepted accounting principles (“GAAP”). Our financial statements reflect the selection and application of accounting policies which require management to make significant estimates and judgments.
Critical Accounting Policies Management’s discussion and analysis of our financial condition and results of operations are based upon our consolidated financial statements, which have been prepared in accordance with United States generally accepted accounting principles. Our financial statements reflect the selection and application of accounting policies which require management to make significant estimates and judgments.
Due to the restriction on dividend distribution to overseas shareholders, the amount of Helpson’s net assets that was designated for general and statutory capital reserves, and thus could not be transferred to our parent company as cash dividends, was 50% of Helpson’s registered capital, which was both $8,145,000 as of December 31, 2023 and December 31, 2022, respectively.
Due to the restriction on dividend distribution to overseas shareholders, the amount of Helpson’s net assets that was designated for general and statutory capital reserves, and thus could not be transferred to our parent company as cash dividends, was 50% of Helpson’s registered capital, which was both $8,145,000 as of December 31, 2024 and December 31, 2023, respectively.
In 2018, relevant Chinese authorities decided to implement trial Centralized Procurement (“CP”) activities in 11 selected pilot cities (including 4 municipalities and 7 other cities), since then, nine rounds of CP activities have been carried out as of November 6, 2023, which significantly reduced the price of the drugs that won the bids.
In 2018, relevant Chinese authorities decided to implement trial Centralized Procurement (“CP”) activities in 11 selected pilot cities (including 4 municipalities and 7 other cities), since then, nine rounds of CP activities have been carried out as of November 13, 2024, which significantly reduced the price of the drugs that won the bids.
China Pharma issued a convertible note to an institutional accredited investor as disclosed in Note 8 to the audited condensed consolidated financial statements contained in this report which is incorporated by reference herein.
China Pharma issued a convertible note to an institutional accredited investor as disclosed in Note 9 to the audited consolidated financial statements contained in this report which is incorporated by reference herein.
To the extent that our current allowance for doubtful accounts is higher than that of the previous period, we recognize a bad debt expense for the difference during the current period, and when the current allowance is lower than that of the previous period, we recognize a bad debt credit for the difference.
To the extent that our current allowance for credit losses is higher than that of the previous period, we recognize a bad debt expense for the difference during the current period, and when the current allowance is lower than that of the previous period, we recognize a bad debt credit for the difference.
As Chinese government officially terminated its zero-case policy, now the responsibility to protect people from the impact of COVID-19 falls more to the citizens themselves, and masks and sanitizers have been more and more popular due to increasing demand.
As Chinese government officially terminated its zero-case policy, now the responsibility to protect people from the impact of COVID-19 falls more to the citizens themselves, and masks and sanitizers have been popular since COVID-19.
This decline was mainly due to an increasing number of drugs from other medicine providers being included in national CP, while Helpson’s related products have not passed consistency evaluation. As Helpson’s related products are not qualified to participate in CP, the resulting sales has decreased.
This decline was mainly due to an increasing number of drugs from other medicine providers being included in national CP, while Helpson’s peer products have not passed consistency evaluation. As a result, they are not qualified to participate in CP, the resulting sales has decreased.
In the event the length of collection term is deviated from any of the past pattern of any particular customer, the Company will adjust its credit term. 51 The amount of net accounts receivable that was past due (or the amount of accounts receivable that was more than 180 days old) was $0.01 million and $0.03 million as of December 31, 2023 and 2022, respectively.
In the event the length of collection term is deviated from any of the past pattern of any particular customer, the Company will adjust its credit term. 60 The amount of net accounts receivable that was past due (or the amount of accounts receivable that was more than 180 days old) was $0.06 million and $0.01 million as of December 31, 2024 and 2023, respectively.
The Company obtained various lines of credit in details described under Note 7 to its audited condensed consolidated financial statements contained in this annual report which is incorporated by reference herein.
The Company obtained various lines of credit in details described under Note 8 to its audited consolidated financial statements contained in this report which is incorporated by reference herein.
The currency exchange control procedures imposed by Chinese government authorities may restrict the ability of Helpson, our Chinese subsidiary, to transfer its net assets to our parent company through loans, advances or cash dividends. Off-Balance Sheet Arrangements As of December 31, 2023, we did not have any off-balance sheet arrangements.
The currency exchange control procedures imposed by Chinese government authorities may restrict Helpson, our Chinese subsidiary, from transferring its net assets to our parent company through loans, advances or cash dividends. Off-Balance Sheet Arrangements As of December 31, 2024, we did not have any off-balance sheet arrangements.
All of the $1.42 million of cash and cash equivalents as of December 31, 2023 are considered to be reinvested indefinitely in the Company’s Chinese subsidiary, Helpson, and are not expected to be available for payment of dividends or for other payments to its parent company or to its shareholders.
All of the $0.63 million of cash and cash equivalents as of December 31, 2024 are considered to be reinvested indefinitely in the Company’s Chinese subsidiary, Helpson and are not expected to be available for payment of dividends or for other payments to its parent company or to its shareholders.
Twelve Months Ended December 31, Product Category 2023 2022 CNS Cerebral & Cardio Vascular 23 % 21 % Anti-Viral/ Infection & Respiratory 51 % 61 % Digestive Diseases 16 % 5 % Other 10 % 13 % For the year ended December 31, 2023, revenue breakdown by product category experienced certain variances compared with that of the prior year.
Product Category Twelve Months Ended December 31, 2024 2023 CNS Cerebral & Cardio Vascular 30 % 23 % Anti-Viral/ Infection & Respiratory 61 % 51 % Digestive Diseases 4 % 16 % Other 4 % 10 % For the year ended December 31, 2024, revenue breakdown by product category experienced certain variances compared with that of the prior year.
Liquidity and Capital Resources Our principal source of liquidity is cash generated from operations, bank lines of credit and the convertible note payable. Currently the Company has not witnessed or expected to encounter any difficulties to refinance those lines of credit this year. As of December 31, 2023, the aggregated advance from our CEO was $1,133,809 for use in operations.
Liquidity and Capital Resources Our principal source of liquidity is cash generated from operations and bank lines of credit. Currently the Company has not witnessed or expected to encounter any difficulties to refinance those lines of credit this year. As of December 31, 2024, the aggregated advance from our CEO was$1,144,985 for use in operations.
Although the Company obtained additional lines of credit in 2023, there can be no assurance that the Company will be able to achieve its future strategic goals, including the launch of new products. This raises substantial doubt about the Company’s ability to continue as a going concern.
Although the Company obtained additional lines of credit for the year ended December 31, 2024, there can be no assurance that the Company will be able to achieve its future strategic goals, including the launch of new products. This raises substantial doubt about the Company’s ability to continue as a going concern.
There can be no assurance that any additional financing will be available on acceptable terms, if at all. 53 Operating Activities Net cash used in operating activities was $0.70 million in the year ended December 31, 2023, compared to $0.41 million in 2022.
There can be no assurance that any additional financing will be available on acceptable terms, if at all. 63 Operating Activities Net cash used in operating activities was $0.47million in the year ended December 31, 2024, compared to $0.70 million in the same period in 2023.
Although our Chairperson and Chief Executive Officer had advanced funds for working capital in 2023, there can be no assurances that this will continue in the future.
Although our Chairperson and Chief Executive Officer had advanced funds for working capital for the year ended December 31, 2024, there can be no assurances that this will continue in the future.
Allocations to these reserves and funds can only be used for specific purposes and are not transferrable to the parent company in the form of loans, advances or cash dividends. As of December 31, 2023 and December 31, 2022, Helpson’s net assets totaled $(2,289,000) and $(190,000), respectively.
Allocations to these reserves and funds can only be used for specific purposes and are not transferrable to the parent company in the form of loans, advances or cash dividends. As of December 31, 2024 and December 31, 2023, Helpson’s net assets totaled ($6,197,000) and ($5,273,000), respectively.
The majority of its pharmaceutical products are sold on a prescription basis and all of them have been approved for at least one or more therapeutic indications by the National Medical Products Administration (the “NMPA”, formerly China Food and Drug Administration, or CFDA) based upon demonstrated safety and efficacy. China’s consistency evaluation of generic drugs continues to proceed in 2023.
The majority of its pharmaceutical products are sold on a prescription basis and all of them have been approved for at least one or more therapeutic indications by the National Medical Products Administration (the “NMPA”, formerly China Food and Drug Administration, or CFDA) based upon demonstrated safety and efficacy.
For customers (i) whose business license has been cancelled or expired; (ii) whose key business certificates such as GSP (Good Supply Practice) license have been invalid or revoked; (iii) who have no ability to continue operations, or (iv) who are encountering other issues that lead to accounts receivable unrecoverable, the receivable will be written-off as per the resolution of our Board of Directors. 52 We recognize bad debt expenses per actual write-offs as well as changes of allowance for doubtful accounts.
For customers (i) whose business license has been cancelled or expired; (ii) whose key business certificates such as GSP (Good Supply Practice) license have been invalid or revoked; (iii) who have no ability to continue operations, or (iv) who are encountering other issues that lead to accounts receivable unrecoverable, the receivable will be written-off as per the resolution of our Board of Directors.
Our cash and cash equivalents were $1.42 million, representing 8.6% of our total assets, as of December 31, 2023, as compared to $2.03 million, representing 11.4% of our total assets as of December 31, 2022.
Our cash and cash equivalents were $0.63 million, representing 4.2% of our total assets, as of December 31, 2024, as compared to $1.42 million, representing 8.6% of our total assets as of December 31, 2023.
Loss per basic and diluted common share was $0.91 for the year ended December 31, 2023 and $3.78 for the year ended December 31, 2022, respectively. The number of basic and diluted weighted-average outstanding shares used to calculate loss per share was 3,383,573 for 2023, as compared to 1,051,371 for 2022.
Loss per basic and diluted common share was $0.27 for the year ended December 31, 2024 and $0.91 for the year ended December 31, 2023, respectively. The number of basic and diluted weighted-average outstanding shares used to calculate loss per share was 17,463,723 for 2024, as compared to 3,383,573 for 2023.
Sales in the “Anti-Viral/Infection & Respiratory” product category represented 51% and 61% of total sales in the years ended December 31, 2023 and 2022, respectively. The “CNS Cerebral & Cardio Vascular” category represented 23% of total revenue in 2023, compared to 21% in 2022. The “Digestive Diseases” category represented 16% and 5% of total revenue in 2023 and 2022, respectively.
Sales in the “Anti-Viral/Infection & Respiratory” product category represented 61% and 51% of total sales in the years ended December 31, 2024 and 2023, respectively. The “CNS Cerebral & Cardio Vascular” category represented 30% of total revenue for the year ended December 31, 2024, compared to 23% for the year ended December 31, 2023.
Net Loss Net loss for the year ended December 31, 2023 was $3.1 million, compared to net loss of $3.9 million for the year ended December 31, 2022. The decrease in net loss was mainly a result of the decline in expenses more than the decline in revenue.
Net Loss Net loss for the year ended December 31, 2024 was $4.74 million, compared to net loss of $3.08 million for the year ended December 31, 2023. The increase in net loss was mainly a result of the decline in expenses more than the decline in revenue.
Helpson has sufficient production capacity for medical masks, surgical masks, KN95 masks, and N95 masks, which meets the personal needs for protection against the epidemic outbreak. Helpson’s N95 medical protective mask has received registration certificate by the end of 2022 and right now has been selling in the mainland China nationwide.
Helpson has sufficient production capacity for medical masks, surgical masks, KN95 masks, and N95 masks, which also meets the personal needs for protection against other respiratory infectious diseases. Helpson’s N95 medical protective mask has received registration certificate at the end of 2022 and has been on the market in the mainland China nationwide.
Bad Debt Benefit Our bad debt benefit for the year ended December 31, 2023 was $15,757, as compared to $93,851 in 2022. In general, our normal customer credit or payment terms are 90 days. This has not changed in recent years.
Bad Debt Expense (reversal of allowance for credit losses) Our allowance for credit losses for the year ended December 31, 2024 was $5,702, as compared to reversal of bad debt expense of $15,757 for the same period in 2023. In general, our normal customer credit or payment terms are 90 days. This has not changed in recent years.
Loss from Operations Our operating loss for the year ended December 31, 2023 was $2.8 million, compared to $3.5 million in 2022. Net Interest Expense Net interest expense was $0.33 million for the year ended December 31, 2023 and $0.42 million for the year ended December 31, 2022.
Loss from Operations Our operating loss for the year ended December 31, 2024 was $4.59 million, compared to $2.75 million in 2023. 62 Net Interest Expense Net interest expense was $0.15 million for the year ended December 31, 2024 and $0.33 million for the year ended December 31, 2023.
The amount that Helpson must set aside for the statutory surplus fund accounts exceeds its total net assets at December 31, 2023 and 2022. There were no allocations to the statutory surplus reserve accounts during the twelve months ended December 31, 2023.
The amount that Helpson must set aside for the statutory surplus fund accounts exceeds its total net assets at December 31, 2024 and December 31, 2023.
The “Other” category represented 10% and 13% of revenues in 2023 and 2022, respectively. 50 Cost of Revenue For the year ended December 31, 2023, our cost of revenue was $7.3 million, or 104.0% of total revenue, which represented a decrease of $1.3 million from $8.6 million, or 106.1% of total revenue, in 2022.
Cost of Revenue For the year ended December 31, 2024, our cost of revenue was $6.5 million, or 143.8% of total revenue, which represented a decrease of $0.78 million from $7.3 million, or 104.0% of total revenue, in 2023.
This decrease was mainly due to a decrease in sales of Helpson’s Roxithromycin Dispersible Tablet due to the inclusion of this product in the seventh round of CP, and the Roxithromycin produced by Helpson not passing the consistency evaluation, therefore not eligible to participate in CP.
This decrease was mainly due to a decrease in sales of Helpson not passing the consistency evaluation of Roxithromycin and therefore not being able to participate in CP.
The changes in the allowances for doubtful accounts during the years ended December 31, 2023 and 2022 were as follows: For the Fiscal Years Ended December 31, 2023 2022 Balance, Beginning of Period $ 16,739,527 $ 18,312,707 Bad debt benefit (15,757 ) (93,851 ) Bad debt write-offs (2,671,896 ) 0 Foreign currency translation adjustment (265,800 ) (1,479,329 ) Balance, End of Period $ 13,786,074 $ 16,739,527 Our bad debt benefit for the year ended December 31, 2023 was $15,757, as compared to $93,851 in 2022.
The changes in the allowances for credit losses of trade accounts receivable during the years ended December 31, 2024 and 2023 were as follows: For the Fiscal Years Ended December 31, 2024 2023 Balance, Beginning of Year $ 13,786,074 $ 16,739,527 Bad debt expense 5,702 (15,757 ) Bad debt write-offs - (2,671,896 ) Foreign currency translation adjustment (204,594 ) (265,800 ) Balance, End of Year $ 13,587,182 $ 13,786,074 Our bad debt expense for the year ended December 31, 2024 was $5,702, as compared to reversal of allowance for credit losses of $15,757 in 2023.
The allowance for doubtful account balances were $13.8 million and $16.7 million as of December 31, 2023 and December 31, 2022, respectively.
The allowance for credit losses balances were $13.6 million and $13.8 million as of December 31, 2024 and December 31, 2023, respectively.
Helpson has always taken the task of promoting the consistency evaluation as a top priority, and worked on them actively.
China’s consistency evaluation of generic drugs continues to proceed for the year ended December 31, 2024. Helpson has always taken the task of promoting the consistency evaluation as a top priority, and worked on them actively.
Financing Activities Cash flow provided by financing activities was $0.07 million in the year ended December 31, 2023; compared to cash flow used in financing activities of $1.77 million in the year ended December 31, 2022.
Financing Activities Cash flow provided by financing activities was $0.03 million in the twelve months ended December 31, 2024; compared to $0.07 million for the same period for the year ended December 31, 2023.
We account for the following respective percentage as bad debt allowance based on age of the accounts receivables: 10% of accounts receivable that are between 180 days and 365 days old, 70% of accounts receivable that are between 365 days and 720 days old, and 100% of accounts receivable that are greater than 720 days old.
We account for the following respective percentage as credit loss allowance based on age of the accounts receivables: 10% of accounts receivable that are between 180 days and 365 days old, 70% of accounts receivable that are between 365 days and 720 days old, and 100% of accounts receivable that are greater than 720 days old. 61 Our allowance for credit losses as a percentage of accounts receivable of trade accounts receivable was 98.3% and 96.5% as of December 31, 2024 and 2023, respectively.
Investing Activities During the year ended December 31, 2023, net cash used in investing activities was $0.01 million, compared to $0.40 million for the year ended December 31, 2022.
Investing Activities During the year ended December 31, 2024, net cash used in investing activities was $0.29 million, compared to $0.01 million for the year ended December 31, 2023. This was mainly due to the investment in the development of a medicine formula.
General and Administrative Expenses Our general and administrative expenses for the year ended December 31, 2023 were $1.2 million, a decrease of $0.7 million compared to $1.9 million for the year ended December 31, 2022. General and administrative expenses accounted for 17.0% and 23.4% of our total revenues in 2023 and 2022, respectively.
General and Administrative Expenses Our general and administrative expenses for the year ended December 31, 2024 were $1.78 million, an increase of $0.32 million compared to $1.47 million for the year ended December 31, 2023. General and administrative expenses accounted for 39.4% and 20.9% of our total revenues for the years ended December 31, 2024 and 2023, respectively.
As of December 31, 2023, our net accounts receivable was $0.50 million, an increase of $0.08 million from $0.42 million as of December 31, 2022. As of December 31, 2023, total inventory was $3.7 million, compared to $2.9 million as of December 31, 2022.
As of December 31, 2024, our net trade accounts receivable was $0.23 million, a decrease of $0.27 million from $0.50 million as of December 31, 2023. As of December 31, 2024, total inventory was $2.27 million, compared to $3.73 million as of December 31, 2023.
The Chinese government also imposes controls on the conversion of RMB into foreign currencies and the remittance of currencies out of China. Our businesses and assets are primarily denominated in RMB.
There were no allocations to the statutory surplus reserve accounts during the twelve months ended December 31, 2024. 64 The Chinese government also imposes controls on the conversion of RMB into foreign currencies and the remittance of currencies out of China. Our businesses and assets are primarily denominated in RMB.
Set forth below are our revenues by product category in millions (USD) for the years ended December 31, 2023 and 2022: Twelve Months Ended December 31, Product Category 2023 2022 Net Change % Change CNS Cerebral & Cardio Vascular 1.62 1.70 -0.08 -5 % Anti-Viral/ Infection & Respiratory 3.57 4.94 -1.37 -28 % Digestive Diseases 1.09 0.41 0.68 166 % Other 0.73 1.06 -0.33 -31 % The most significant revenue decrease in terms of dollar amount was in the “Anti-Viral/ Infection & Respiratory” product category, it generated $3.57 million in 2023, compared to $4.94 million in 2022, which represented a decrease of $1.37 million.
Set forth below are our revenues by product category in millions (USD) for the years ended December 31, 2024 and 2023: Twelve Months Ended December 31, Product Category 2024 2023 Net Change % Change CNS Cerebral & Cardio Vascular 1.35 1.62 -0.27 -17 % Anti-Viral/ Infection & Respiratory 2.75 3.57 -0.82 -23 % Digestive Diseases 0.20 1.09 -0.89 -82 % Other 0.18 0.73 -0.55 -75 % The most significant revenue decrease in terms of dollar amount was in the “Digestive Diseases” category.
Our gross loss margin in 2023 was 4.0%, compared to 6.1% in 2022. Selling Expenses Our selling expenses for the year ended December 31, 2023 were $0.8 million, a decrease of $0.3 million compared to $1.1 million for the year ended December 31, 2022. Selling expenses accounted for 11.1% of the total revenue in 2023 compared to 13.2% in 2022.
Selling Expenses Our selling expenses for the year ended December 31, 2024 were $0.53 million, a decrease of $0.25 million compared to $0.78 million for the year ended December 31, 2023. Selling expenses accounted for 11.7% of the total revenue for the year ended December 31, 2024 compared to 11.1% for the year ended December 31, 2023.
Our allowance for doubtful accounts as a percentage of accounts receivable was 96.5% and 97.5% as of December 31, 2023 and 2022, respectively. The 1% decrease is due to the write-off of accounts receivable in 2023. We conduct analysis and review on accounts receivables for customers on a specific, per-customer basis in the fourth fiscal quarter of each fiscal year.
We conduct analysis and review on accounts receivables for customers on a specific, per-customer basis in the fourth fiscal quarter of each fiscal year.
Sales revenue in the “Other” product category was $0.73 million in 2023, compared to $1.06 million in 2022, which represented a decrease of $0.33 million. This decrease was mainly due to a decrease in sales of the Vitamin B6 for Injection due to market fluctuation, and change in foreign exchange rate.
“Others” product category generated $0.18 million in sales revenue for the year ended December 31, 2024, compared to $0.73 million for the same period last year, which represented a decrease of $0.55 million. This decrease was mainly due to the decrease in sales of Vitamin B6 for Injection due to market volatility.
The following table illustrates our accounts receivable aging distribution in terms of the percentage of the total accounts receivable, respective gross accounts receivables as well as the allocated allowance for doubtful accounts as of December 31, 2023 and 2022: December 31, 2023 2022 1 - 180 Days 3.45 % 2.28 % 180 - 365 Days 0.06 % 0.16 % 365 - 720 Days 0.09 % 0.13 % > 720 Days 96.40 % 97.44 % Total 100.00 % 100.01 % Gross Accounts Receivable Amount Allocated Allowance for Doubtful Accounts December 31, 2023 December 31, 2022 December 31, 2023 December 31, 2022 1-180 Days 495,366.30 391,046.24 - 180-365 Days 8,341.73 26,662.04 834.17 2,666.20 365-720 Days 13,825.83 21,628.33 9,678.08 15,139.83 Over 720 Days 13,845,897.46 16,721,720.98 13,845,897.46 16,721,720.98 Total 14,363,431.33 17,161,057.58 13,856,409.72 16,739,527.01 Our bad debt allowance estimate practice is that we consider accounts receivable balances aged within 180 days current, except for any individual uncollectible account assessed by management.
The following table illustrates our trade accounts receivable aging distribution in terms of the percentage of the total accounts receivable, respective gross accounts receivables as well as the allocated allowance for credit losses as of December 31, 2024 and 2023: December 31, December 31, 2024 2023 1 - 180 Days 1.24 % 3.45 % 180 - 365 Days 0.48 % 0.06 % 365 - 720 Days 0.01 % 0.09 % > 720 Days 98.27 % 96.40 % Total 100.00 % 100.00 % Gross Accounts Receivable Amount Allocated Allowance for Doubtful Accounts December 31, 2024 December 31, 2023 December 31, 2024 December 31, 2023 1-180 Days 171,988 492,852 - - 180-365 Days 66,602 8,299 6,660 830 365-720 Days 700 13,756 490 9,629 Over 720 Days 13,580,031 13,775,615 13,580,031 13,775,615 Total 13,819,322 14,290,522 13,587,182 13,786,074 Our allowance for credit losses estimate practice using the current expected credit loss method considers accounts receivable balances aged within 180 days current, except for any individual uncollectible account assessed by management.
Research and development expenses accounted for 3.4% and 2.3% of our total revenues in 2023 and 2022, respectively. These increased research and development expenditures in 2023 was mainly due to the fact that as the contract progressed, the expenditure for Candesartan consistency evaluation was higher in 2023 as compared to 2022.
Research and development expenses accounted for 6.3% and 3.4% of our total revenues for the years ended December 31, 2024 and 2023, respectively. These expenditures were mainly spent on the consistency evaluation of the existing products.
Please refer to Note 1 to our consolidated financial statements, “Organization and Significant Accounting Policies” for the discussion of our critical accounting policies. 54
The discussion of our critical accounting policies contained in Note 1 to our consolidated financial statements, “Organization and Significant Accounting Policies”, included in the Company’s annual report on Form 10-K for fiscal year ended December 31, 2024, which is incorporated herein by reference.
The decrease in administrative expenses was mainly due to the higher exchange rate of the RMB against the US dollar in 2023 and the higher government subsidies obtained in 2023. Research and Development Expenses Our research and development expenses for the year ended December 31, 2023 was $0.24 million, compared to $0.19 million in 2022.
Reason for this increase was the amortization expenses related to the purchased patent technology in 2024. Research and Development Expenses Our research and development expenses for the year ended December 31, 2024 was $0.28 million, compared to $0.24 million for the year ended December 31, 2023.
Sales revenue in the “CNS Cerebral & Cardio Vascular” category was $1.62 million in 2023, which represented a decrease of $0.08 million compared to $1.70 million in 2022. The sales revenue of this category in 2023 is similar to that in 2022, because the increase and decrease in sales of various products due to market fluctuations offset each other.
Our “CNS Cerebral & Cardio Vascular” product category generated $1.35 million in sales revenue for the year ended December 31, 2024, compared to $1.62 million for the same period last year, which represented a decrease of $0.27 million. This decrease was mainly due to the decrease in sales of Ozagrel Sodium for Injection due to market fluctuation.