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                    |  |  | Q4 2021 | Q1 2022 | Q4 2022 | Q4 2023 | Q4 2024 |  
                    | |  | ASSETS | 
 |  |  |  |  |  |  |  
                    | |  | A. CURRENT ASSETS AND SHORT-TERM INVESTMENTS | 
 |  | 91,272 | 75,429 | 70,129 | 78,144 | 86,417 |  
                    | |  | I. Cash and cash equivalents | 
 |  | 12,867 | 12,412 | 15,077 | 18,392 | 17,597 |  
                    | |  | 1. Cash | 
 |  | 9,867 | 12,412 | 11,577 | 15,892 | 15,597 |  
                    | |  | 2. Cash equivalents | 
 |  | 3,000 |  | 3,500 | 2,500 | 2,000 |  
                    | |  | II. Short-term financial investments | 
 |  | 50,000 | 44,500 | 35,015 | 36,899 | 56,320 |  
                    | |  | 1. Trading securities | 
 |  |  |  | 693 | 689 | 3,855 |  
                    | |  | 2. Provision for diminution in value of trading securities | 
 |  |  |  | -49 |  | -135 |  
                    | |  | 3. Investments holding until maturity | 
 |  | 50,000 | 44,500 | 34,371 | 36,210 | 52,600 |  
                    | |  | III. Short-term receivables | 
 |  | 26,793 | 18,182 | 18,520 | 21,331 | 9,264 |  
                    | |  | 1.  Short-term receivables of customers | 
 |  | 9,538 | 10,056 | 11,671 | 9,902 | 2,371 |  
                    | |  | 2. Prepayments to suppliers | 
 |  | 11,236 | 3,040 | 679 |  | 708 |  
                    | |  | 3. Short-term intercompany receivables | 
 |  |  |  |  |  |  |  
                    | |  | 4. Receivables according to the progress of construction contracts | 
 |  |  |  |  |  |  |  
                    | |  | 5. Receivables on short-term loans | 
 |  |  |  |  |  |  |  
                    | |  | 6. Other short-term receivables | 
 |  | 7,793 | 6,860 | 7,967 | 13,279 | 8,124 |  
                    | |  | 7. Provision for doubtful short-term receivables | 
 |  | -1,773 | -1,773 | -1,797 | -1,850 | -1,939 |  
                    | |  | IV. Inventories | 
 |  | 198 | 135 | 128 | 57 | 809 |  
                    | |  | 1. Inventories | 
 |  | 198 | 135 | 128 | 57 | 809 |  
                    | |  | 2. Provision for decline in value of inventories | 
 |  |  |  |  |  |  |  
                    | |  | V. Other current assets | 
 |  | 1,414 | 199 | 1,390 | 1,465 | 2,427 |  
                    | |  | 1. Short-term prepaid expenses | 
 |  | 23 | 16 | 21 | 20 | 231 |  
                    | |  | 2. Deductible VAT | 
 |  | 1,118 |  | 1,072 | 1,366 | 2,122 |  
                    | |  | 3. Taxes and the State Receivables | 
 |  | 274 | 183 | 298 | 79 | 73 |  
                    | |  | 4. Repurchasing and reselling transactions in government bonds | 
 |  |  |  |  |  |  |  
                    | |  | 5. Other current assets | 
 |  |  |  |  |  |  |  
                    | |  | B. FIXED ASSETS AND LONG-TERM INVESTMENTS | 
 |  | 11,449 | 17,627 | 11,974 | 1,178 | 3,824 |  
                    | |  | I. Long-term receivables | 
 |  |  |  |  |  |  |  
                    | |  | 1. Long-term customer's receivables | 
 |  |  |  |  |  |  |  
                    | |  | 2. Business capital in the subsidiary units | 
 |  |  |  |  |  |  |  
                    | |  | 3. Internal long-term receivables | 
 |  |  |  |  |  |  |  
                    | |  | 4. Receivables on long-term loans | 
 |  |  |  |  |  |  |  
                    | |  | 5. Other long-term receivables | 
 |  |  |  |  |  |  |  
                    | |  | 6. Provision for doubtful long-term receivables | 
 |  |  |  |  |  |  |  
                    | |  | II. Fixed assets | 
 |  |  |  |  |  | 2,549 |  
                    | |  | 1. Tangible fixed assets | 
 |  |  |  |  |  | 2,549 |  
                    | |  | - Cost | 
 |  | 2,794 | 2,794 | 2,794 | 2,794 | 2,964 |  
                    | |  | - Accumulated depreciation | 
 |  | -2,794 | -2,794 | -2,794 | -2,794 | -415 |  
                    | |  | 2. Fixed assets of financial leasing | 
 |  |  |  |  |  |  |  
                    | |  | - Cost | 
 |  |  |  |  |  |  |  
                    | |  | - Accumulated depreciation | 
 |  |  |  |  |  |  |  
                    | |  | 3. Intangible fixed assets | 
 |  |  |  |  |  |  |  
                    | |  | - Cost | 
 |  | 98 | 98 | 98 | 98 | 98 |  
                    | |  | - Accumulated depreciation | 
 |  | -98 | -98 | -98 | -98 | -98 |  
                    | |  | III. Real Estate Investments | 
 |  | 1,340 |  | 1,065 |  |  |  
                    | |  | - Cost | 
 |  | 2,251 |  | 2,251 |  |  |  
                    | |  | - Accumulated depreciation | 
 |  | -911 |  | -1,186 |  |  |  
                    | |  | IV. Long-term assets in progress | 
 |  | 269 |  | 1,685 |  |  |  
                    | |  | 1. Costs of  long-term production, business in progress | 
 |  |  |  |  |  |  |  
                    | |  | 2. Costs of construction in progress | 
 |  | 269 |  | 1,685 |  |  |  
                    | |  | IV. Long-term financial investments | 
 |  |  | 17,447 |  |  |  |  
                    | |  | 1. Investment in subsidiaries | 
 |  |  | 17,447 |  |  |  |  
                    | |  | 2. Investments in associated companies, joint ventures | 
 |  |  |  |  |  |  |  
                    | |  | 3. Other investments in equity instruments | 
 |  |  |  |  |  |  |  
                    | |  | 4. Provision for diminution in value of financial long-term investments | 
 |  |  |  |  |  |  |  
                    | |  | 5. Investments holding until maturity | 
 |  |  |  |  |  |  |  
                    | |  | V. Total other long-term assets | 
 |  | 9,840 | 180 | 9,224 | 568 | 751 |  
                    | |  | 1. Long-term prepaid expenses | 
 |  | 9,840 | 180 | 9,224 | 568 | 751 |  
                    | |  | 2. Deferred income tax assets | 
 |  |  |  |  |  |  |  
                    | |  | 3. Other long-term assets | 
 |  |  |  |  |  |  |  
                    | |  | VI. Goodwills | 
 |  |  |  |  | 611 | 523 |  
                    | |  | TOTAL ASSETS | 
 |  | 102,721 | 93,057 | 82,104 | 79,322 | 90,240 |  
                    | |  | CAPITAL RESOURCES | 
 |  |  |  |  |  |  |  
                    | |  | A. LIABILITIES | 
 |  | 70,790 | 61,561 | 31,214 | 27,814 | 32,237 |  
                    | |  | I. Current liabilities | 
 |  | 64,261 | 55,032 | 24,862 | 20,098 | 24,152 |  
                    | |  | 1. Borrowings and short-term financial leased liabilities | 
 |  | 39,535 | 35 | 35 | 35 | 35 |  
                    | |  | 2. Long-term borrowings are due to pay | 
 |  |  |  |  |  |  |  
                    | |  | 3. Short-term payables to sellers | 
 |  | 1,871 | 1,928 | 1,435 | 1,943 | 1,451 |  
                    | |  | 4. Advances from customers | 
 |  |  | 30,000 | 809 |  | 3,395 |  
                    | |  | 5. Taxes and other payables to the State Budget | 
 |  | 832 | 1,000 | 20,359 | 487 | 879 |  
                    | |  | 6. Payables to employees | 
 |  | 19,077 | 20,097 |  | 15,666 | 16,083 |  
                    | |  | 7. Short-term accrued expenses | 
 |  | 82 |  |  |  | 2,308 |  
                    | |  | 8. Short-term intercompany payables | 
 |  |  |  |  |  |  |  
                    | |  | 9. Payables to the scheduled progress of construction contracts | 
 |  |  |  |  |  |  |  
                    | |  | 10. Short-term unrealized Revenue | 
 |  | 740 |  |  |  |  |  
                    | |  | 11. Other short-term payables | 
 |  | 1,909 | 1,961 | 2,213 | 1,964 |  |  
                    | |  | 12. Provision for short term payables | 
 |  |  |  |  |  |  |  
                    | |  | 13. Bonus and welfare fund | 
 |  | 213 | 11 | 11 | 3 | 1 |  
                    | |  | 14. Price stabilization fund | 
 |  |  |  |  |  |  |  
                    | |  | 15. Repurchasing and reselling transactions in government bonds | 
 |  |  |  |  |  |  |  
                    | |  | II. Long-term liabilities | 
 |  | 6,529 | 6,529 | 6,351 | 7,717 | 8,086 |  
                    | |  | 1. Long-term payables to sellers | 
 |  |  |  |  |  |  |  
                    | |  | 2. Long-term accrued expenses | 
 |  |  |  |  |  |  |  
                    | |  | 3. Intercompany payables on business capital | 
 |  |  |  |  |  |  |  
                    | |  | 4. Long-term intra-company payables | 
 |  |  |  |  |  |  |  
                    | |  | 5. Other long-term payables | 
 |  | 400 | 400 |  |  |  |  
                    | |  | 6. Borrowings and long-term financial leased liabilities | 
 |  | 6,129 | 6,129 | 6,351 | 6,536 | 6,841 |  
                    | |  | 7. Convertible bonds | 
 |  |  |  |  |  |  |  
                    | |  | 8. Deferred income tax payables | 
 |  |  |  |  | 1,181 | 1,244 |  
                    | |  | 9. Provision for job loss allowance | 
 |  |  |  |  |  |  |  
                    | |  | 10. Provision for long-term payables | 
 |  |  |  |  |  |  |  
                    | |  | 11. Long-term unrealized revenue | 
 |  |  |  |  |  |  |  
                    | |  | 12. Development fund of science and technology | 
 |  |  |  |  |  |  |  
                    | |  | B. OWNER'S EQUITY | 
 |  | 31,931 | 31,496 | 50,890 | 51,508 | 58,003 |  
                    | |  | I. ShareHolder's equity | 
 |  | 31,931 | 31,496 | 50,890 | 51,508 | 58,003 |  
                    | |  | 1. Owner's investment capital | 
 |  | 61,004 | 61,004 | 61,004 | 61,004 | 61,004 |  
                    | |  | 2. Share capital surplus | 
 |  | 47,158 | 47,158 | 47,158 | 47,158 | 47,158 |  
                    | |  | 3. Bond conversion option | 
 |  |  |  |  |  |  |  
                    | |  | 4. Other owner's capital | 
 |  |  |  |  |  |  |  
                    | |  | 5. Treasury shares | 
 |  | -685 | -685 | -685 | -685 | -685 |  
                    | |  | 6. Differences upon asset revaluation | 
 |  |  |  |  |  |  |  
                    | |  | 7. Differences upon foreign exchange rate | 
 |  |  |  |  |  |  |  
                    | |  | 8. Investment and development funds | 
 |  |  |  |  |  |  |  
                    | |  | 9. Financial reserve funds | 
 |  |  |  |  |  |  |  
                    | |  | 10. Other funds belonging to owner's equity | 
 |  | 10 | 10 | 10 | 10 | 10 |  
                    | |  | 11. After tax undistributed profit | 
 |  | -80,158 | -75,992 | -61,215 | -59,156 | -49,854 |  
                    | |  | - After tax undistributed profit accumulated to the end of prior period | 
 |  | -93,008 | -80,348 | -80,158 | -61,215 | -59,156 |  
                    | |  | - Profit after tax undistributed this period | 
 |  | 12,849 | 4,357 | 18,943 | 2,059 | 9,303 |  
                    | |  | 12. Investment capital resource for basic construction | 
 |  |  |  |  |  |  |  
                    | |  | 13. Assistance fund for arrangement of enterprises | 
 |  |  |  |  |  |  |  
                    | |  | 14. interest of shareholders who not control | 
 |  | 4,603 |  | 4,618 | 3,177 | 369 |  
                    | |  | II. Funding resources and other funds | 
 |  |  |  |  |  |  |  
                    | |  | 1. Funding resources | 
 |  |  |  |  |  |  |  
                    | |  | 2. Funding resources that form fixed assets | 
 |  |  |  |  |  |  |  
                    | |  | 3. Retrenchment provision fund | 
 |  |  |  |  |  |  |  
                    | |  | TOTAL CAPITAL RESOURCES | 
 |  | 102,721 | 93,057 | 82,104 | 79,322 | 90,240 |      
    There is no report. |  |