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                    |  |  | Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 |  
                    | |  | ASSETS | 
 |  |  |  |  |  |  |  
                    | |  | A. CURRENT ASSETS AND SHORT-TERM INVESTMENTS | 
 |  | 104,212 | 103,181 | 100,629 | 101,266 | 101,162 |  
                    | |  | I. Cash and cash equivalents | 
 |  | 3,142 | 3,178 | 3,262 | 2,079 | 2,022 |  
                    | |  | 1. Cash | 
 |  | 3,142 | 3,178 | 3,262 | 2,079 | 2,022 |  
                    | |  | 2. Cash equivalents | 
 |  |  |  |  |  |  |  
                    | |  | II. Short-term financial investments | 
 |  |  |  |  |  |  |  
                    | |  | 1. Trading securities | 
 |  |  |  |  |  |  |  
                    | |  | 2. Provision for diminution in value of trading securities | 
 |  |  |  |  |  |  |  
                    | |  | 3. Investments holding until maturity | 
 |  |  |  |  |  |  |  
                    | |  | III. Short-term receivables | 
 |  | 98,159 | 97,634 | 95,373 | 97,854 | 98,170 |  
                    | |  | 1.  Short-term receivables of customers | 
 |  | 110,877 | 111,822 | 111,818 | 113,207 | 112,765 |  
                    | |  | 2. Prepayments to suppliers | 
 |  | 28,389 | 28,323 | 28,323 | 28,323 | 28,468 |  
                    | |  | 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 | 
 |  | 4,423 | 3,018 | 761 | 1,852 | 2,467 |  
                    | |  | 7. Provision for doubtful short-term receivables | 
 |  | -45,529 | -45,529 | -45,529 | -45,529 | -45,529 |  
                    | |  | IV. Inventories | 
 |  | 110 | 88 | 94 | 85 | 61 |  
                    | |  | 1. Inventories | 
 |  | 110 | 88 | 94 | 85 | 61 |  
                    | |  | 2. Provision for decline in value of inventories | 
 |  |  |  |  |  |  |  
                    | |  | V. Other current assets | 
 |  | 2,801 | 2,282 | 1,899 | 1,248 | 910 |  
                    | |  | 1. Short-term prepaid expenses | 
 |  | 2,801 | 2,282 | 1,899 | 1,168 | 910 |  
                    | |  | 2. Deductible VAT | 
 |  |  |  |  | 79 |  |  
                    | |  | 3. Taxes and the State Receivables | 
 |  |  |  |  |  |  |  
                    | |  | 4. Repurchasing and reselling transactions in government bonds | 
 |  |  |  |  |  |  |  
                    | |  | 5. Other current assets | 
 |  |  |  |  |  |  |  
                    | |  | B. FIXED ASSETS AND LONG-TERM INVESTMENTS | 
 |  | 156,270 | 151,712 | 150,457 | 146,902 | 145,053 |  
                    | |  | I. Long-term receivables | 
 |  | 3 | 3 | 3 | 3 | 3 |  
                    | |  | 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 | 
 |  | 3 | 3 | 3 | 3 | 3 |  
                    | |  | 6. Provision for doubtful long-term receivables | 
 |  |  |  |  |  |  |  
                    | |  | II. Fixed assets | 
 |  | 96,098 | 92,679 | 90,768 | 89,107 | 88,980 |  
                    | |  | 1. Tangible fixed assets | 
 |  | 96,098 | 92,679 | 90,768 | 89,107 | 88,980 |  
                    | |  | - Cost | 
 |  | 214,332 | 214,332 | 214,332 | 214,332 | 214,332 |  
                    | |  | - Accumulated depreciation | 
 |  | -118,234 | -121,653 | -123,564 | -125,225 | -125,351 |  
                    | |  | 2. Fixed assets of financial leasing | 
 |  |  |  |  |  |  |  
                    | |  | - Cost | 
 |  |  |  |  |  |  |  
                    | |  | - Accumulated depreciation | 
 |  |  |  |  |  |  |  
                    | |  | 3. Intangible fixed assets | 
 |  |  |  |  |  |  |  
                    | |  | - Cost | 
 |  | 442 | 442 | 442 | 442 | 442 |  
                    | |  | - Accumulated depreciation | 
 |  | -442 | -442 | -442 | -442 | -442 |  
                    | |  | III. Real Estate Investments | 
 |  | 43,033 | 42,596 | 44,055 | 43,181 | 41,722 |  
                    | |  | - Cost | 
 |  | 57,693 | 57,693 | 57,693 | 57,693 | 57,693 |  
                    | |  | - Accumulated depreciation | 
 |  | -14,659 | -15,096 | -13,638 | -14,512 | -15,970 |  
                    | |  | 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 | 
 |  | 6,635 | 6,635 | 6,441 | 6,441 | 6,441 |  
                    | |  | 1. Investment in subsidiaries | 
 |  |  |  |  |  |  |  
                    | |  | 2. Investments in associated companies, joint ventures | 
 |  |  |  |  |  |  |  
                    | |  | 3. Other investments in equity instruments | 
 |  | 12,173 | 12,173 | 12,173 | 12,173 | 12,173 |  
                    | |  | 4. Provision for diminution in value of financial long-term investments | 
 |  | -5,538 | -5,538 | -5,732 | -5,732 | -5,732 |  
                    | |  | 5. Investments holding until maturity | 
 |  |  |  |  |  |  |  
                    | |  | V. Total other long-term assets | 
 |  | 10,501 | 9,799 | 9,191 | 8,171 | 7,907 |  
                    | |  | 1. Long-term prepaid expenses | 
 |  | 10,501 | 9,799 | 9,191 | 8,171 | 7,907 |  
                    | |  | 2. Deferred income tax assets | 
 |  |  |  |  |  |  |  
                    | |  | 3. Other long-term assets | 
 |  |  |  |  |  |  |  
                    | |  | VI. Goodwills | 
 |  |  |  |  |  |  |  
                    | |  | TOTAL ASSETS | 
 |  | 260,482 | 254,893 | 251,086 | 248,168 | 246,215 |  
                    | |  | CAPITAL RESOURCES | 
 |  |  |  |  |  |  |  
                    | |  | A. LIABILITIES | 
 |  | 116,447 | 112,159 | 106,740 | 103,444 | 99,217 |  
                    | |  | I. Current liabilities | 
 |  | 116,283 | 111,995 | 106,576 | 103,230 | 99,053 |  
                    | |  | 1. Borrowings and short-term financial leased liabilities | 
 |  |  |  |  |  |  |  
                    | |  | 2. Long-term borrowings are due to pay | 
 |  |  |  |  |  |  |  
                    | |  | 3. Short-term payables to sellers | 
 |  | 112,896 | 108,806 | 103,415 | 99,959 | 96,060 |  
                    | |  | 4. Advances from customers | 
 |  | 543 | 296 | 50 | 296 | 188 |  
                    | |  | 5. Taxes and other payables to the State Budget | 
 |  | 308 | 355 | 370 | 345 | 271 |  
                    | |  | 6. Payables to employees | 
 |  | 1,870 | 1,859 | 1,840 | 1,820 | 1,801 |  
                    | |  | 7. Short-term accrued expenses | 
 |  | 164 | 186 | 207 | 250 | 128 |  
                    | |  | 8. Short-term intercompany payables | 
 |  |  |  |  |  |  |  
                    | |  | 9. Payables to the scheduled progress of construction contracts | 
 |  |  |  |  |  |  |  
                    | |  | 10. Short-term unrealized Revenue | 
 |  | 282 | 282 | 375 | 318 | 360 |  
                    | |  | 11. Other short-term payables | 
 |  | 174 | 166 | 280 | 202 | 204 |  
                    | |  | 12. Provision for short term payables | 
 |  |  |  |  |  |  |  
                    | |  | 13. Bonus and welfare fund | 
 |  | 45 | 45 | 40 | 39 | 41 |  
                    | |  | 14. Price stabilization fund | 
 |  |  |  |  |  |  |  
                    | |  | 15. Repurchasing and reselling transactions in government bonds | 
 |  |  |  |  |  |  |  
                    | |  | II. Long-term liabilities | 
 |  | 164 | 164 | 164 | 214 | 164 |  
                    | |  | 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 | 
 |  | 164 | 164 | 164 | 214 | 164 |  
                    | |  | 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 | 
 |  | 144,035 | 142,734 | 144,346 | 144,724 | 146,999 |  
                    | |  | I. ShareHolder's equity | 
 |  | 144,035 | 142,734 | 144,346 | 144,724 | 146,999 |  
                    | |  | 1. Owner's investment capital | 
 |  | 150,000 | 150,000 | 150,000 | 150,000 | 150,000 |  
                    | |  | 2. Share capital surplus | 
 |  | 22,820 | 22,820 | 22,820 | 22,820 | 22,820 |  
                    | |  | 3. Bond conversion option | 
 |  |  |  |  |  |  |  
                    | |  | 4. Other owner's capital | 
 |  |  |  | 117 |  |  |  
                    | |  | 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 | 
 |  | 117 | 117 |  | 117 | 117 |  
                    | |  | 11. After tax undistributed profit | 
 |  | -28,902 | -30,202 | -28,591 | -28,212 | -25,938 |  
                    | |  | - After tax undistributed profit accumulated to the end of prior period | 
 |  | -34,488 | -34,488 | -30,477 | -30,477 | -30,477 |  
                    | |  | - Profit after tax undistributed this period | 
 |  | 5,586 | 4,286 | 1,886 | 2,264 | 4,539 |  
                    | |  | 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 | 
 |  | 260,482 | 254,893 | 251,086 | 248,168 | 246,215 |      
    There is no report. |  |