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                    |  |  | Q2 2024 | Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 |  
                    | |  | ASSETS | 
 |  |  |  |  |  |  |  
                    | |  | A. CURRENT ASSETS AND SHORT-TERM INVESTMENTS | 
 |  | 223,629 | 244,668 | 233,958 | 234,863 | 235,881 |  
                    | |  | I. Cash and cash equivalents | 
 |  | 2,933 | 1,207 | 5,170 | 1,709 | 3,775 |  
                    | |  | 1. Cash | 
 |  | 2,933 | 1,207 | 5,170 | 1,709 | 3,775 |  
                    | |  | 2. Cash equivalents | 
 |  |  |  |  |  |  |  
                    | |  | II. Short-term financial investments | 
 |  | 46,955 | 59,655 | 51,555 | 76,055 | 91,700 |  
                    | |  | 1. Trading securities | 
 |  |  |  |  |  |  |  
                    | |  | 2. Provision for diminution in value of trading securities | 
 |  |  |  |  |  |  |  
                    | |  | 3. Investments holding until maturity | 
 |  | 46,955 | 59,655 | 51,555 | 76,055 | 91,700 |  
                    | |  | III. Short-term receivables | 
 |  | 83,943 | 102,037 | 94,422 | 78,633 | 62,595 |  
                    | |  | 1.  Short-term receivables of customers | 
 |  | 25,856 | 32,766 | 26,616 | 29,681 | 19,092 |  
                    | |  | 2. Prepayments to suppliers | 
 |  | 4,072 | 9,514 | 2,444 | 2,361 | 2,064 |  
                    | |  | 3. Short-term intercompany receivables | 
 |  |  |  |  |  |  |  
                    | |  | 4. Receivables according to the progress of construction contracts | 
 |  |  |  |  |  |  |  
                    | |  | 5. Receivables on short-term loans | 
 |  | 25,000 | 26,500 | 33,000 | 13,500 | 4,400 |  
                    | |  | 6. Other short-term receivables | 
 |  | 29,016 | 33,258 | 32,362 | 33,599 | 37,886 |  
                    | |  | 7. Provision for doubtful short-term receivables | 
 |  |  |  |  | -508 | -846 |  
                    | |  | IV. Inventories | 
 |  | 81,791 | 74,189 | 74,544 | 69,787 | 68,450 |  
                    | |  | 1. Inventories | 
 |  | 81,791 | 74,189 | 74,544 | 69,787 | 68,450 |  
                    | |  | 2. Provision for decline in value of inventories | 
 |  |  |  |  |  |  |  
                    | |  | V. Other current assets | 
 |  | 8,006 | 7,580 | 8,267 | 8,679 | 9,361 |  
                    | |  | 1. Short-term prepaid expenses | 
 |  | 752 | 1,569 | 1,289 | 1,300 | 1,612 |  
                    | |  | 2. Deductible VAT | 
 |  | 6,487 | 5,263 | 6,245 | 6,626 | 7,380 |  
                    | |  | 3. Taxes and the State Receivables | 
 |  | 766 | 748 | 732 | 753 | 369 |  
                    | |  | 4. Repurchasing and reselling transactions in government bonds | 
 |  |  |  |  |  |  |  
                    | |  | 5. Other current assets | 
 |  |  |  |  |  |  |  
                    | |  | B. FIXED ASSETS AND LONG-TERM INVESTMENTS | 
 |  | 300,666 | 294,590 | 293,551 | 291,158 | 288,590 |  
                    | |  | I. Long-term receivables | 
 |  | 150 | 150 | -358 | -85 |  |  
                    | |  | 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 | 
 |  | 150 | 150 | 150 |  |  |  
                    | |  | 6. Provision for doubtful long-term receivables | 
 |  |  |  | -508 | -85 |  |  
                    | |  | II. Fixed assets | 
 |  | 83,279 | 80,805 | 71,100 | 78,738 | 68,171 |  
                    | |  | 1. Tangible fixed assets | 
 |  | 61,973 | 67,550 | 60,584 | 59,063 | 47,492 |  
                    | |  | - Cost | 
 |  | 169,042 | 173,268 | 172,887 | 172,626 | 149,087 |  
                    | |  | - Accumulated depreciation | 
 |  | -107,068 | -105,717 | -112,303 | -113,563 | -101,596 |  
                    | |  | 2. Fixed assets of financial leasing | 
 |  |  |  |  |  |  |  
                    | |  | - Cost | 
 |  |  |  |  |  |  |  
                    | |  | - Accumulated depreciation | 
 |  |  |  |  |  |  |  
                    | |  | 3. Intangible fixed assets | 
 |  | 21,305 | 13,255 | 10,516 | 19,675 | 20,680 |  
                    | |  | - Cost | 
 |  | 26,821 | 18,821 | 18,821 | 26,821 | 26,821 |  
                    | |  | - Accumulated depreciation | 
 |  | -5,516 | -5,567 | -8,305 | -7,147 | -6,142 |  
                    | |  | III. Real Estate Investments | 
 |  | 210,366 | 208,297 | 210,366 | 207,717 | 213,556 |  
                    | |  | - Cost | 
 |  | 218,626 | 218,626 | 218,626 | 218,626 | 240,008 |  
                    | |  | - Accumulated depreciation | 
 |  | -8,260 | -10,329 | -8,260 | -10,909 | -26,452 |  
                    | |  | IV. Long-term assets in progress | 
 |  |  | 136 | 8,000 |  |  |  
                    | |  | 1. Costs of  long-term production, business in progress | 
 |  |  |  |  |  |  |  
                    | |  | 2. Costs of construction in progress | 
 |  |  | 136 | 8,000 |  |  |  
                    | |  | 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 | 
 |  | 6,871 | 5,202 | 4,441 | 4,787 | 4,322 |  
                    | |  | 1. Long-term prepaid expenses | 
 |  | 6,298 | 4,629 | 3,868 | 4,214 | 3,966 |  
                    | |  | 2. Deferred income tax assets | 
 |  | 573 | 573 | 573 | 573 | 356 |  
                    | |  | 3. Other long-term assets | 
 |  |  |  |  |  |  |  
                    | |  | VI. Goodwills | 
 |  |  |  |  |  | 2,541 |  
                    | |  | TOTAL ASSETS | 
 |  | 524,295 | 539,258 | 527,509 | 526,021 | 524,471 |  
                    | |  | CAPITAL RESOURCES | 
 |  |  |  |  |  |  |  
                    | |  | A. LIABILITIES | 
 |  | 232,830 | 230,612 | 228,676 | 212,551 | 209,524 |  
                    | |  | I. Current liabilities | 
 |  | 144,445 | 135,564 | 136,468 | 122,933 | 129,243 |  
                    | |  | 1. Borrowings and short-term financial leased liabilities | 
 |  | 88,085 | 79,496 | 67,506 | 65,779 | 78,206 |  
                    | |  | 2. Long-term borrowings are due to pay | 
 |  |  |  |  |  |  |  
                    | |  | 3. Short-term payables to sellers | 
 |  | 18,666 | 10,805 | 20,520 | 14,614 | 12,025 |  
                    | |  | 4. Advances from customers | 
 |  | 6,446 | 5,076 | 10,857 | 6,491 | 2,582 |  
                    | |  | 5. Taxes and other payables to the State Budget | 
 |  | 4,702 | 8,565 | 6,344 | 4,573 | 9,586 |  
                    | |  | 6. Payables to employees | 
 |  | 16,985 | 21,499 | 21,241 | 13,981 | 16,561 |  
                    | |  | 7. Short-term accrued expenses | 
 |  | 950 | 1,435 | 3,474 | 1,043 | 794 |  
                    | |  | 8. Short-term intercompany payables | 
 |  |  |  |  |  |  |  
                    | |  | 9. Payables to the scheduled progress of construction contracts | 
 |  |  |  |  |  |  |  
                    | |  | 10. Short-term unrealized Revenue | 
 |  | 2,845 | 3,644 | 2,475 | 4,026 |  |  
                    | |  | 11. Other short-term payables | 
 |  | 2,723 | 3,738 | 765 | 8,715 | 5,479 |  
                    | |  | 12. Provision for short term payables | 
 |  |  |  |  |  |  |  
                    | |  | 13. Bonus and welfare fund | 
 |  | 3,043 | 1,305 | 3,286 | 3,711 | 4,009 |  
                    | |  | 14. Price stabilization fund | 
 |  |  |  |  |  |  |  
                    | |  | 15. Repurchasing and reselling transactions in government bonds | 
 |  |  |  |  |  |  |  
                    | |  | II. Long-term liabilities | 
 |  | 88,385 | 95,048 | 92,207 | 89,618 | 80,281 |  
                    | |  | 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 | 
 |  | 4,727 | 4,282 | 4,727 | 6,903 | 5,707 |  
                    | |  | 6. Borrowings and long-term financial leased liabilities | 
 |  | 78,307 | 85,231 | 83,026 | 80,821 | 69,796 |  
                    | |  | 7. Convertible bonds | 
 |  |  |  |  |  |  |  
                    | |  | 8. Deferred income tax payables | 
 |  |  |  |  |  | 2,850 |  
                    | |  | 9. Provision for job loss allowance | 
 |  |  |  |  |  |  |  
                    | |  | 10. Provision for long-term payables | 
 |  | 1,881 | 1,912 | 1,980 | 1,895 | 1,928 |  
                    | |  | 11. Long-term unrealized revenue | 
 |  | 3,470 | 3,623 | 2,475 |  |  |  
                    | |  | 12. Development fund of science and technology | 
 |  |  |  |  |  |  |  
                    | |  | B. OWNER'S EQUITY | 
 |  | 291,465 | 308,646 | 298,833 | 313,470 | 314,947 |  
                    | |  | I. ShareHolder's equity | 
 |  | 291,465 | 308,646 | 298,833 | 313,470 | 314,947 |  
                    | |  | 1. Owner's investment capital | 
 |  | 218,726 | 217,387 | 238,836 | 238,836 | 249,575 |  
                    | |  | 2. Share capital surplus | 
 |  | 9,118 | 9,096 | 9,096 | 9,096 | 9,096 |  
                    | |  | 3. Bond conversion option | 
 |  |  |  |  |  |  |  
                    | |  | 4. Other owner's capital | 
 |  |  |  |  |  |  |  
                    | |  | 5. Treasury shares | 
 |  | -4,600 | -3,261 | -3,261 | -3,261 | -3,261 |  
                    | |  | 6. Differences upon asset revaluation | 
 |  |  |  |  |  |  |  
                    | |  | 7. Differences upon foreign exchange rate | 
 |  |  |  |  |  |  |  
                    | |  | 8. Investment and development funds | 
 |  | 1,001 | 1,001 | 1,001 | 1,001 | 1,001 |  
                    | |  | 9. Financial reserve funds | 
 |  |  |  |  |  |  |  
                    | |  | 10. Other funds belonging to owner's equity | 
 |  |  |  |  |  |  |  
                    | |  | 11. After tax undistributed profit | 
 |  | 67,221 | 84,423 | 53,161 | 67,798 | 58,536 |  
                    | |  | - After tax undistributed profit accumulated to the end of prior period | 
 |  | 45,665 | 45,775 | 24,216 | 52,509 | 27,596 |  
                    | |  | - Profit after tax undistributed this period | 
 |  | 21,556 | 38,648 | 28,945 | 15,290 | 30,940 |  
                    | |  | 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 | 
 |  |  |  |  |  |  |  
                    | |  | 1. Funding resources | 
 |  |  |  |  |  |  |  
                    | |  | 2. Funding resources that form fixed assets | 
 |  |  |  |  |  |  |  
                    | |  | 3. Retrenchment provision fund | 
 |  |  |  |  |  |  |  
                    | |  | TOTAL CAPITAL RESOURCES | 
 |  | 524,295 | 539,258 | 527,509 | 526,021 | 524,471 |      
    There is no report. |  |