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                    |  |  | Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 |  
                    | |  | ASSETS | 
 |  |  |  |  |  |  |  
                    | |  | A. CURRENT ASSETS AND SHORT-TERM INVESTMENTS | 
 |  | 457,767 | 442,699 | 415,289 | 537,305 | 527,272 |  
                    | |  | I. Cash and cash equivalents | 
 |  | 266,810 | 209,641 | 262,786 | 192,871 | 229,976 |  
                    | |  | 1. Cash | 
 |  | 85,810 | 78,641 | 81,786 | 72,871 | 89,976 |  
                    | |  | 2. Cash equivalents | 
 |  | 181,000 | 131,000 | 181,000 | 120,000 | 140,000 |  
                    | |  | II. Short-term financial investments | 
 |  |  |  | 20,000 | 111,000 | 91,000 |  
                    | |  | 1. Trading securities | 
 |  |  |  |  |  |  |  
                    | |  | 2. Provision for diminution in value of trading securities | 
 |  |  |  |  |  |  |  
                    | |  | 3. Investments holding until maturity | 
 |  |  |  | 20,000 | 111,000 | 91,000 |  
                    | |  | III. Short-term receivables | 
 |  | 130,442 | 192,532 | 93,457 | 147,779 | 119,475 |  
                    | |  | 1.  Short-term receivables of customers | 
 |  | 94,085 | 158,466 | 48,466 | 111,184 | 82,770 |  
                    | |  | 2. Prepayments to suppliers | 
 |  | 694 | 448 | 612 | 807 | 1,076 |  
                    | |  | 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 | 
 |  | 35,663 | 35,199 | 45,962 | 37,370 | 37,211 |  
                    | |  | 7. Provision for doubtful short-term receivables | 
 |  |  | -1,582 | -1,582 | -1,582 | -1,582 |  
                    | |  | IV. Inventories | 
 |  | 52,835 | 30,552 | 34,982 | 83,403 | 84,708 |  
                    | |  | 1. Inventories | 
 |  | 56,019 | 33,738 | 38,169 | 86,589 | 87,895 |  
                    | |  | 2. Provision for decline in value of inventories | 
 |  | -3,184 | -3,187 | -3,187 | -3,187 | -3,187 |  
                    | |  | V. Other current assets | 
 |  | 7,680 | 9,975 | 4,063 | 2,253 | 2,113 |  
                    | |  | 1. Short-term prepaid expenses | 
 |  | 231 | 114 | 82 | 184 | 119 |  
                    | |  | 2. Deductible VAT | 
 |  |  |  |  |  |  |  
                    | |  | 3. Taxes and the State Receivables | 
 |  | 7,449 | 9,861 | 3,981 | 2,068 | 1,994 |  
                    | |  | 4. Repurchasing and reselling transactions in government bonds | 
 |  |  |  |  |  |  |  
                    | |  | 5. Other current assets | 
 |  |  |  |  |  |  |  
                    | |  | B. FIXED ASSETS AND LONG-TERM INVESTMENTS | 
 |  | 29,446 | 27,172 | 24,670 | 22,179 | 19,679 |  
                    | |  | 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 | 
 |  | 14,172 | 13,996 | 13,686 | 13,375 | 13,065 |  
                    | |  | 1. Tangible fixed assets | 
 |  | 14,172 | 13,996 | 13,686 | 13,375 | 13,065 |  
                    | |  | - Cost | 
 |  | 76,853 | 76,981 | 76,981 | 76,981 | 76,981 |  
                    | |  | - Accumulated depreciation | 
 |  | -62,681 | -62,985 | -63,296 | -63,606 | -63,917 |  
                    | |  | 2. Fixed assets of financial leasing | 
 |  |  |  |  |  |  |  
                    | |  | - Cost | 
 |  |  |  |  |  |  |  
                    | |  | - Accumulated depreciation | 
 |  |  |  |  |  |  |  
                    | |  | 3. Intangible fixed assets | 
 |  |  |  |  |  |  |  
                    | |  | - Cost | 
 |  |  |  |  |  |  |  
                    | |  | - Accumulated depreciation | 
 |  |  |  |  |  |  |  
                    | |  | III. Real Estate Investments | 
 |  |  |  |  |  |  |  
                    | |  | - Cost | 
 |  |  |  |  |  |  |  
                    | |  | - Accumulated depreciation | 
 |  |  |  |  |  |  |  
                    | |  | IV. Long-term assets in progress | 
 |  |  |  |  |  |  |  
                    | |  | 1. Costs of  long-term production, business in progress | 
 |  |  |  |  |  |  |  
                    | |  | 2. Costs of construction in progress | 
 |  |  |  |  |  |  |  
                    | |  | IV. Long-term financial investments | 
 |  |  |  |  |  |  |  
                    | |  | 1. Investment in subsidiaries | 
 |  |  |  |  |  |  |  
                    | |  | 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 | 
 |  | 15,274 | 13,176 | 10,985 | 8,804 | 6,615 |  
                    | |  | 1. Long-term prepaid expenses | 
 |  | 15,274 | 13,176 | 10,985 | 8,804 | 6,615 |  
                    | |  | 2. Deferred income tax assets | 
 |  |  |  |  |  |  |  
                    | |  | 3. Other long-term assets | 
 |  |  |  |  |  |  |  
                    | |  | VI. Goodwills | 
 |  |  |  |  |  |  |  
                    | |  | TOTAL ASSETS | 
 |  | 487,213 | 469,871 | 439,959 | 559,484 | 546,952 |  
                    | |  | CAPITAL RESOURCES | 
 |  |  |  |  |  |  |  
                    | |  | A. LIABILITIES | 
 |  | 143,800 | 145,674 | 108,680 | 230,741 | 210,382 |  
                    | |  | I. Current liabilities | 
 |  | 143,800 | 145,674 | 108,680 | 230,741 | 210,382 |  
                    | |  | 1. Borrowings and short-term financial leased liabilities | 
 |  |  |  |  |  |  |  
                    | |  | 2. Long-term borrowings are due to pay | 
 |  |  |  |  |  |  |  
                    | |  | 3. Short-term payables to sellers | 
 |  | 48,169 | 66,050 | 25,779 | 164,838 | 132,629 |  
                    | |  | 4. Advances from customers | 
 |  | 6,207 | 202 | 46,175 | 8,073 | 7,731 |  
                    | |  | 5. Taxes and other payables to the State Budget | 
 |  | 2,028 |  |  |  | 627 |  
                    | |  | 6. Payables to employees | 
 |  | 41,725 | 44,544 | 1,845 | 5,835 | 16,463 |  
                    | |  | 7. Short-term accrued expenses | 
 |  | 4,852 | 681 | 3,579 | 10,202 | 12,480 |  
                    | |  | 8. Short-term intercompany payables | 
 |  |  |  |  |  |  |  
                    | |  | 9. Payables to the scheduled progress of construction contracts | 
 |  |  |  |  |  |  |  
                    | |  | 10. Short-term unrealized Revenue | 
 |  |  |  |  |  |  |  
                    | |  | 11. Other short-term payables | 
 |  | 18,597 | 15,510 | 16,546 | 17,605 | 18,763 |  
                    | |  | 12. Provision for short term payables | 
 |  |  |  |  |  |  |  
                    | |  | 13. Bonus and welfare fund | 
 |  | 22,223 | 18,688 | 14,756 | 24,188 | 21,689 |  
                    | |  | 14. Price stabilization fund | 
 |  |  |  |  |  |  |  
                    | |  | 15. Repurchasing and reselling transactions in government bonds | 
 |  |  |  |  |  |  |  
                    | |  | II. Long-term liabilities | 
 |  |  |  |  |  |  |  
                    | |  | 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 | 
 |  |  |  |  |  |  |  
                    | |  | 6. Borrowings and long-term financial leased liabilities | 
 |  |  |  |  |  |  |  
                    | |  | 7. Convertible bonds | 
 |  |  |  |  |  |  |  
                    | |  | 8. Deferred income tax payables | 
 |  |  |  |  |  |  |  
                    | |  | 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 | 
 |  | 343,412 | 324,197 | 331,280 | 328,742 | 336,570 |  
                    | |  | I. ShareHolder's equity | 
 |  | 343,065 | 323,849 | 330,932 | 328,395 | 336,222 |  
                    | |  | 1. Owner's investment capital | 
 |  | 284,000 | 284,000 | 284,000 | 284,000 | 284,000 |  
                    | |  | 2. Share capital surplus | 
 |  |  |  |  |  |  |  
                    | |  | 3. Bond conversion option | 
 |  |  |  |  |  |  |  
                    | |  | 4. Other owner's capital | 
 |  |  |  |  |  |  |  
                    | |  | 5. Treasury shares | 
 |  |  |  |  |  |  |  
                    | |  | 6. Differences upon asset revaluation | 
 |  |  |  |  |  |  |  
                    | |  | 7. Differences upon foreign exchange rate | 
 |  |  |  |  |  |  |  
                    | |  | 8. Investment and development funds | 
 |  | 4,649 | 4,649 | 4,649 | 4,649 | 4,649 |  
                    | |  | 9. Financial reserve funds | 
 |  |  |  |  |  |  |  
                    | |  | 10. Other funds belonging to owner's equity | 
 |  |  |  |  |  |  |  
                    | |  | 11. After tax undistributed profit | 
 |  | 54,415 | 35,200 | 42,283 | 39,745 | 47,573 |  
                    | |  | - After tax undistributed profit accumulated to the end of prior period | 
 |  | 26,980 | -72 | 35,191 | 25,560 | 25,560 |  
                    | |  | - Profit after tax undistributed this period | 
 |  | 27,435 | 35,272 | 7,092 | 14,185 | 22,013 |  
                    | |  | 12. Investment capital resource for basic construction | 
 |  |  |  |  |  |  |  
                    | |  | 13. Assistance fund for arrangement of enterprises | 
 |  |  |  |  |  |  |  
                    | |  | 14. interest of shareholders who not control | 
 |  |  |  |  |  |  |  
                    | |  | II. Funding resources and other funds | 
 |  | 348 | 348 | 348 | 348 | 348 |  
                    | |  | 1. Funding resources | 
 |  | 348 | 348 | 348 | 348 | 348 |  
                    | |  | 2. Funding resources that form fixed assets | 
 |  |  |  |  |  |  |  
                    | |  | 3. Retrenchment provision fund | 
 |  |  |  |  |  |  |  
                    | |  | TOTAL CAPITAL RESOURCES | 
 |  | 487,213 | 469,871 | 439,959 | 559,484 | 546,952 |      
    There is no report. |  |