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                    |  |  | Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 |  
                    | |  | ASSETS | 
 |  |  |  |  |  |  |  
                    | |  | A. CURRENT ASSETS AND SHORT-TERM INVESTMENTS | 
 |  | 585,401 | 659,120 | 592,710 | 680,492 | 785,357 |  
                    | |  | I. Cash and cash equivalents | 
 |  | 47,306 | 46,519 | 59,950 | 60,758 | 122,489 |  
                    | |  | 1. Cash | 
 |  | 14,306 | 13,519 | 48,950 | 19,758 | 71,489 |  
                    | |  | 2. Cash equivalents | 
 |  | 33,000 | 33,000 | 11,000 | 41,000 | 51,000 |  
                    | |  | II. Short-term financial investments | 
 |  | 141,800 | 154,000 | 119,231 | 181,338 | 191,475 |  
                    | |  | 1. Trading securities | 
 |  |  |  |  |  |  |  
                    | |  | 2. Provision for diminution in value of trading securities | 
 |  |  |  |  |  |  |  
                    | |  | 3. Investments holding until maturity | 
 |  | 141,800 | 154,000 | 119,231 | 181,338 | 191,475 |  
                    | |  | III. Short-term receivables | 
 |  | 380,138 | 440,437 | 395,141 | 422,233 | 457,126 |  
                    | |  | 1.  Short-term receivables of customers | 
 |  | 363,760 | 428,124 | 369,416 | 389,450 | 393,291 |  
                    | |  | 2. Prepayments to suppliers | 
 |  | 746 | 2,400 | 12,478 | 14,364 | 19,397 |  
                    | |  | 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 | 
 |  | 16,440 | 10,825 | 14,159 | 19,331 | 45,350 |  
                    | |  | 7. Provision for doubtful short-term receivables | 
 |  | -809 | -912 | -912 | -912 | -912 |  
                    | |  | IV. Inventories | 
 |  | 12,077 | 13,096 | 14,387 | 13,287 | 11,343 |  
                    | |  | 1. Inventories | 
 |  | 12,077 | 13,096 | 14,387 | 13,287 | 11,343 |  
                    | |  | 2. Provision for decline in value of inventories | 
 |  |  |  |  |  |  |  
                    | |  | V. Other current assets | 
 |  | 4,079 | 5,068 | 4,001 | 2,877 | 2,924 |  
                    | |  | 1. Short-term prepaid expenses | 
 |  | 4,074 | 3,126 | 4,001 | 2,872 | 2,922 |  
                    | |  | 2. Deductible VAT | 
 |  | 5 | 1,943 |  |  |  |  
                    | |  | 3. Taxes and the State Receivables | 
 |  |  |  |  | 5 | 3 |  
                    | |  | 4. Repurchasing and reselling transactions in government bonds | 
 |  |  |  |  |  |  |  
                    | |  | 5. Other current assets | 
 |  |  |  |  |  |  |  
                    | |  | B. FIXED ASSETS AND LONG-TERM INVESTMENTS | 
 |  | 454,888 | 449,101 | 444,892 | 440,817 | 419,605 |  
                    | |  | I. Long-term receivables | 
 |  | 24,103 | 24,103 | 17,691 | 9,675 | 9,675 |  
                    | |  | 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 | 
 |  | 24,103 | 24,103 | 17,691 | 9,675 | 9,675 |  
                    | |  | 6. Provision for doubtful long-term receivables | 
 |  |  |  |  |  |  |  
                    | |  | II. Fixed assets | 
 |  | 252,189 | 247,427 | 243,516 | 236,348 | 229,018 |  
                    | |  | 1. Tangible fixed assets | 
 |  | 229,879 | 225,303 | 221,579 | 214,353 | 207,231 |  
                    | |  | - Cost | 
 |  | 901,987 | 904,666 | 908,038 | 907,510 | 907,541 |  
                    | |  | - Accumulated depreciation | 
 |  | -672,108 | -679,363 | -686,459 | -693,157 | -700,310 |  
                    | |  | 2. Fixed assets of financial leasing | 
 |  |  |  |  |  |  |  
                    | |  | - Cost | 
 |  |  |  |  |  |  |  
                    | |  | - Accumulated depreciation | 
 |  |  |  |  |  |  |  
                    | |  | 3. Intangible fixed assets | 
 |  | 22,310 | 22,123 | 21,937 | 21,994 | 21,787 |  
                    | |  | - Cost | 
 |  | 28,692 | 28,692 | 28,692 | 28,942 | 28,942 |  
                    | |  | - Accumulated depreciation | 
 |  | -6,382 | -6,569 | -6,755 | -6,947 | -7,155 |  
                    | |  | III. Real Estate Investments | 
 |  |  |  |  |  |  |  
                    | |  | - Cost | 
 |  |  |  |  |  |  |  
                    | |  | - Accumulated depreciation | 
 |  |  |  |  |  |  |  
                    | |  | IV. Long-term assets in progress | 
 |  | 3,377 | 3,408 | 3,748 | 4,188 | 4,431 |  
                    | |  | 1. Costs of  long-term production, business in progress | 
 |  |  |  |  |  |  |  
                    | |  | 2. Costs of construction in progress | 
 |  | 3,377 | 3,408 | 3,748 | 4,188 | 4,431 |  
                    | |  | IV. Long-term financial investments | 
 |  | 143,633 | 141,938 | 151,657 | 166,355 | 152,293 |  
                    | |  | 1. Investment in subsidiaries | 
 |  |  |  |  |  |  |  
                    | |  | 2. Investments in associated companies, joint ventures | 
 |  | 117,153 | 115,459 | 125,178 | 139,875 | 125,814 |  
                    | |  | 3. Other investments in equity instruments | 
 |  | 26,479 | 26,479 | 26,479 | 26,479 | 26,479 |  
                    | |  | 4. Provision for diminution in value of financial long-term investments | 
 |  |  |  |  |  |  |  
                    | |  | 5. Investments holding until maturity | 
 |  |  |  |  |  |  |  
                    | |  | V. Total other long-term assets | 
 |  | 31,586 | 32,225 | 28,279 | 24,251 | 24,188 |  
                    | |  | 1. Long-term prepaid expenses | 
 |  | 31,586 | 32,225 | 28,279 | 24,251 | 24,188 |  
                    | |  | 2. Deferred income tax assets | 
 |  |  |  |  |  |  |  
                    | |  | 3. Other long-term assets | 
 |  |  |  |  |  |  |  
                    | |  | VI. Goodwills | 
 |  |  |  |  |  |  |  
                    | |  | TOTAL ASSETS | 
 |  | 1,040,288 | 1,108,222 | 1,037,602 | 1,121,309 | 1,204,962 |  
                    | |  | CAPITAL RESOURCES | 
 |  |  |  |  |  |  |  
                    | |  | A. LIABILITIES | 
 |  | 428,622 | 461,371 | 366,620 | 470,856 | 534,087 |  
                    | |  | I. Current liabilities | 
 |  | 379,238 | 415,611 | 328,677 | 435,518 | 487,956 |  
                    | |  | 1. Borrowings and short-term financial leased liabilities | 
 |  | 5,437 | 32,250 | 5,437 | 5,437 | 3,624 |  
                    | |  | 2. Long-term borrowings are due to pay | 
 |  |  |  |  |  |  |  
                    | |  | 3. Short-term payables to sellers | 
 |  | 141,976 | 272,139 | 240,765 | 305,696 | 345,350 |  
                    | |  | 4. Advances from customers | 
 |  | 1,230 | 507 | 1,255 | 743 | 1,810 |  
                    | |  | 5. Taxes and other payables to the State Budget | 
 |  | 28,128 | 12,694 | 6,643 | 19,842 | 24,719 |  
                    | |  | 6. Payables to employees | 
 |  | 29,001 | 35,469 | 4,105 | 14,017 | 24,108 |  
                    | |  | 7. Short-term accrued expenses | 
 |  | 131,333 | 18,447 | 16,098 | 43,810 | 30,542 |  
                    | |  | 8. Short-term intercompany payables | 
 |  |  |  |  |  |  |  
                    | |  | 9. Payables to the scheduled progress of construction contracts | 
 |  |  |  |  |  |  |  
                    | |  | 10. Short-term unrealized Revenue | 
 |  | 2,530 |  | 2,530 |  | 2,530 |  
                    | |  | 11. Other short-term payables | 
 |  | 24,008 | 25,390 | 33,189 | 25,608 | 29,327 |  
                    | |  | 12. Provision for short term payables | 
 |  |  |  |  |  |  |  
                    | |  | 13. Bonus and welfare fund | 
 |  | 15,595 | 18,715 | 18,655 | 20,365 | 25,945 |  
                    | |  | 14. Price stabilization fund | 
 |  |  |  |  |  |  |  
                    | |  | 15. Repurchasing and reselling transactions in government bonds | 
 |  |  |  |  |  |  |  
                    | |  | II. Long-term liabilities | 
 |  | 49,384 | 45,760 | 37,943 | 35,338 | 46,131 |  
                    | |  | 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 | 
 |  | 43,948 | 43,948 | 36,132 | 35,338 | 46,131 |  
                    | |  | 6. Borrowings and long-term financial leased liabilities | 
 |  | 5,437 | 1,812 | 1,812 |  |  |  
                    | |  | 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 | 
 |  | 611,666 | 646,851 | 670,982 | 650,453 | 670,876 |  
                    | |  | I. ShareHolder's equity | 
 |  | 611,666 | 646,851 | 670,982 | 650,453 | 670,876 |  
                    | |  | 1. Owner's investment capital | 
 |  | 301,584 | 301,584 | 301,584 | 301,584 | 301,584 |  
                    | |  | 2. Share capital surplus | 
 |  | 20,712 | 20,712 | 20,712 | 20,712 | 20,712 |  
                    | |  | 3. Bond conversion option | 
 |  |  |  |  |  |  |  
                    | |  | 4. Other owner's capital | 
 |  | 1,512 | 1,512 | 1,512 | 1,512 | 1,512 |  
                    | |  | 5. Treasury shares | 
 |  |  |  |  |  |  |  
                    | |  | 6. Differences upon asset revaluation | 
 |  |  |  |  |  |  |  
                    | |  | 7. Differences upon foreign exchange rate | 
 |  |  |  |  |  |  |  
                    | |  | 8. Investment and development funds | 
 |  | 186,949 | 199,228 | 205,214 | 218,433 | 230,620 |  
                    | |  | 9. Financial reserve funds | 
 |  |  |  |  |  |  |  
                    | |  | 10. Other funds belonging to owner's equity | 
 |  |  |  |  |  |  |  
                    | |  | 11. After tax undistributed profit | 
 |  | 78,641 | 101,494 | 119,385 | 85,171 | 93,366 |  
                    | |  | - After tax undistributed profit accumulated to the end of prior period | 
 |  | 23,527 | 23,527 | 105,466 | 33,405 | 33,247 |  
                    | |  | - Profit after tax undistributed this period | 
 |  | 55,114 | 77,967 | 13,919 | 51,766 | 60,119 |  
                    | |  | 12. Investment capital resource for basic construction | 
 |  |  |  |  |  |  |  
                    | |  | 13. Assistance fund for arrangement of enterprises | 
 |  |  |  |  |  |  |  
                    | |  | 14. interest of shareholders who not control | 
 |  | 22,268 | 22,320 | 22,574 | 23,040 | 23,082 |  
                    | |  | II. Funding resources and other funds | 
 |  |  |  |  |  |  |  
                    | |  | 1. Funding resources | 
 |  |  |  |  |  |  |  
                    | |  | 2. Funding resources that form fixed assets | 
 |  |  |  |  |  |  |  
                    | |  | 3. Retrenchment provision fund | 
 |  |  |  |  |  |  |  
                    | |  | TOTAL CAPITAL RESOURCES | 
 |  | 1,040,288 | 1,108,222 | 1,037,602 | 1,121,309 | 1,204,962 |      
    There is no report. |  |