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                    |  |  | Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 |  
                    | |  | ASSETS | 
 |  |  |  |  |  |  |  
                    | |  | A. CURRENT ASSETS AND SHORT-TERM INVESTMENTS | 
 |  | 595,968 | 706,113 | 698,475 | 841,856 | 734,589 |  
                    | |  | I. Cash and cash equivalents | 
 |  | 23,234 | 32,216 | 52,856 | 218,681 | 141,308 |  
                    | |  | 1. Cash | 
 |  | 19,357 | 28,338 | 48,979 | 214,804 | 97,431 |  
                    | |  | 2. Cash equivalents | 
 |  | 3,877 | 3,877 | 3,877 | 3,877 | 43,877 |  
                    | |  | II. Short-term financial investments | 
 |  | 5,246 | 51,746 | 53,093 | 28,093 | 121,190 |  
                    | |  | 1. Trading securities | 
 |  |  |  |  |  |  |  
                    | |  | 2. Provision for diminution in value of trading securities | 
 |  |  |  |  |  |  |  
                    | |  | 3. Investments holding until maturity | 
 |  | 5,246 | 51,746 | 53,093 | 28,093 | 121,190 |  
                    | |  | III. Short-term receivables | 
 |  | 236,023 | 284,031 | 290,064 | 325,296 | 212,878 |  
                    | |  | 1.  Short-term receivables of customers | 
 |  | 258,531 | 317,329 | 322,789 | 360,495 | 249,816 |  
                    | |  | 2. Prepayments to suppliers | 
 |  | 9,217 | 7,172 | 7,250 | 7,988 | 5,313 |  
                    | |  | 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 | 
 |  | 1,671 | 1,768 | 2,263 | 1,546 | 2,482 |  
                    | |  | 7. Provision for doubtful short-term receivables | 
 |  | -33,395 | -42,238 | -42,238 | -44,733 | -44,733 |  
                    | |  | IV. Inventories | 
 |  | 271,542 | 240,966 | 218,787 | 174,304 | 173,378 |  
                    | |  | 1. Inventories | 
 |  | 277,487 | 246,019 | 223,840 | 179,358 | 178,431 |  
                    | |  | 2. Provision for decline in value of inventories | 
 |  | -5,945 | -5,053 | -5,053 | -5,053 | -5,053 |  
                    | |  | V. Other current assets | 
 |  | 59,922 | 97,155 | 83,675 | 95,482 | 85,835 |  
                    | |  | 1. Short-term prepaid expenses | 
 |  | 1,394 | 35,467 | 25,489 | 30,454 | 16,002 |  
                    | |  | 2. Deductible VAT | 
 |  | 57,527 | 60,687 | 57,283 | 64,172 | 69,062 |  
                    | |  | 3. Taxes and the State Receivables | 
 |  | 1,001 | 1,001 | 903 | 855 | 770 |  
                    | |  | 4. Repurchasing and reselling transactions in government bonds | 
 |  |  |  |  |  |  |  
                    | |  | 5. Other current assets | 
 |  |  |  |  |  |  |  
                    | |  | B. FIXED ASSETS AND LONG-TERM INVESTMENTS | 
 |  | 410,368 | 418,279 | 405,786 | 402,727 | 393,909 |  
                    | |  | 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 | 
 |  | 266,820 | 288,720 | 279,826 | 282,653 | 276,847 |  
                    | |  | 1. Tangible fixed assets | 
 |  | 266,083 | 288,031 | 279,170 | 282,030 | 276,257 |  
                    | |  | - Cost | 
 |  | 1,284,145 | 1,315,336 | 1,315,618 | 1,328,093 | 1,331,874 |  
                    | |  | - Accumulated depreciation | 
 |  | -1,018,062 | -1,027,305 | -1,036,447 | -1,046,064 | -1,055,616 |  
                    | |  | 2. Fixed assets of financial leasing | 
 |  |  |  |  |  |  |  
                    | |  | - Cost | 
 |  |  |  |  |  |  |  
                    | |  | - Accumulated depreciation | 
 |  |  |  |  |  |  |  
                    | |  | 3. Intangible fixed assets | 
 |  | 737 | 689 | 656 | 623 | 590 |  
                    | |  | - Cost | 
 |  | 75,690 | 75,690 | 75,690 | 75,690 | 75,690 |  
                    | |  | - Accumulated depreciation | 
 |  | -74,953 | -75,001 | -75,034 | -75,067 | -75,101 |  
                    | |  | III. Real Estate Investments | 
 |  |  |  |  |  |  |  
                    | |  | - Cost | 
 |  |  |  |  |  |  |  
                    | |  | - Accumulated depreciation | 
 |  |  |  |  |  |  |  
                    | |  | IV. Long-term assets in progress | 
 |  | 37,940 | 3,483 | 3,738 | 1,148 | 1,397 |  
                    | |  | 1. Costs of  long-term production, business in progress | 
 |  |  |  |  |  |  |  
                    | |  | 2. Costs of construction in progress | 
 |  | 37,940 | 3,483 | 3,738 | 1,148 | 1,397 |  
                    | |  | IV. Long-term financial investments | 
 |  | 2,000 | 2,000 | 2,000 | 2,000 | 2,000 |  
                    | |  | 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 | 
 |  | 2,000 | 2,000 | 2,000 | 2,000 | 2,000 |  
                    | |  | V. Total other long-term assets | 
 |  | 103,608 | 124,075 | 120,222 | 116,927 | 113,665 |  
                    | |  | 1. Long-term prepaid expenses | 
 |  | 103,608 | 124,075 | 120,222 | 116,927 | 113,665 |  
                    | |  | 2. Deferred income tax assets | 
 |  |  |  |  |  |  |  
                    | |  | 3. Other long-term assets | 
 |  |  |  |  |  |  |  
                    | |  | VI. Goodwills | 
 |  |  |  |  |  |  |  
                    | |  | TOTAL ASSETS | 
 |  | 1,006,335 | 1,124,392 | 1,104,261 | 1,244,583 | 1,128,498 |  
                    | |  | CAPITAL RESOURCES | 
 |  |  |  |  |  |  |  
                    | |  | A. LIABILITIES | 
 |  | 1,430,664 | 1,555,996 | 1,538,515 | 1,740,580 | 1,623,027 |  
                    | |  | I. Current liabilities | 
 |  | 1,416,888 | 1,542,268 | 1,524,786 | 1,726,852 | 1,561,503 |  
                    | |  | 1. Borrowings and short-term financial leased liabilities | 
 |  | 597,904 | 621,693 | 621,693 | 596,904 | 649,224 |  
                    | |  | 2. Long-term borrowings are due to pay | 
 |  |  |  |  |  |  |  
                    | |  | 3. Short-term payables to sellers | 
 |  | 347,810 | 381,300 | 327,461 | 377,454 | 253,496 |  
                    | |  | 4. Advances from customers | 
 |  | 1,293 | 1,332 | 2,453 | 1,837 | 1,339 |  
                    | |  | 5. Taxes and other payables to the State Budget | 
 |  | 52 | 211 | 1,770 | 2,015 | 2,102 |  
                    | |  | 6. Payables to employees | 
 |  | 10,073 | 9,673 | 11,641 | 14,879 | 13,088 |  
                    | |  | 7. Short-term accrued expenses | 
 |  | 15,806 | 67,122 | 85,564 | 245,246 | 136,634 |  
                    | |  | 8. Short-term intercompany payables | 
 |  |  |  |  |  |  |  
                    | |  | 9. Payables to the scheduled progress of construction contracts | 
 |  |  |  |  |  |  |  
                    | |  | 10. Short-term unrealized Revenue | 
 |  | 779 | 3,290 |  |  |  |  
                    | |  | 11. Other short-term payables | 
 |  | 443,092 | 457,565 | 474,125 | 488,435 | 505,538 |  
                    | |  | 12. Provision for short term payables | 
 |  |  |  |  |  |  |  
                    | |  | 13. Bonus and welfare fund | 
 |  | 81 | 81 | 81 | 81 | 81 |  
                    | |  | 14. Price stabilization fund | 
 |  |  |  |  |  |  |  
                    | |  | 15. Repurchasing and reselling transactions in government bonds | 
 |  |  |  |  |  |  |  
                    | |  | II. Long-term liabilities | 
 |  | 13,776 | 13,729 | 13,729 | 13,729 | 61,524 |  
                    | |  | 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 | 
 |  | 129 | 129 | 129 | 129 | 47,924 |  
                    | |  | 11. Long-term unrealized revenue | 
 |  | 13,647 | 13,600 | 13,600 | 13,600 | 13,600 |  
                    | |  | 12. Development fund of science and technology | 
 |  |  |  |  |  |  |  
                    | |  | B. OWNER'S EQUITY | 
 |  | -424,328 | -431,605 | -434,253 | -495,997 | -494,529 |  
                    | |  | I. ShareHolder's equity | 
 |  | -424,278 | -431,554 | -434,203 | -495,947 | -494,479 |  
                    | |  | 1. Owner's investment capital | 
 |  | 594,898 | 594,898 | 594,898 | 594,898 | 594,898 |  
                    | |  | 2. Share capital surplus | 
 |  |  |  |  |  |  |  
                    | |  | 3. Bond conversion option | 
 |  |  |  |  |  |  |  
                    | |  | 4. Other owner's capital | 
 |  | 2,598 | 2,598 | 2,598 | 2,598 | 2,598 |  
                    | |  | 5. Treasury shares | 
 |  |  |  |  |  |  |  
                    | |  | 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 | 
 |  |  |  |  |  |  |  
                    | |  | 11. After tax undistributed profit | 
 |  | -1,021,774 | -1,029,050 | -1,031,699 | -1,093,442 | -1,091,974 |  
                    | |  | - After tax undistributed profit accumulated to the end of prior period | 
 |  | -1,029,402 | -1,029,402 | -1,029,225 | -1,091,061 | -1,091,061 |  
                    | |  | - Profit after tax undistributed this period | 
 |  | 7,628 | 352 | -2,474 | -2,381 | -913 |  
                    | |  | 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 | 
 |  | -50 | -50 | -50 | -50 | -50 |  
                    | |  | 1. Funding resources | 
 |  | -50 | -50 | -50 | -50 | -50 |  
                    | |  | 2. Funding resources that form fixed assets | 
 |  |  |  |  |  |  |  
                    | |  | 3. Retrenchment provision fund | 
 |  |  |  |  |  |  |  
                    | |  | TOTAL CAPITAL RESOURCES | 
 |  | 1,006,335 | 1,124,392 | 1,104,261 | 1,244,583 | 1,128,498 |      
    There is no report. |  |