| 
                         
                     | 
                    
                         
                     |                     
                    Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 | 
                 
            
                
                                            
                          | ASSETS |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | A. CURRENT ASSETS AND SHORT-TERM INVESTMENTS |  
  
                     | 
                    
                     | 
                    499,493 | 501,872 | 507,422 | 518,014 | 527,121 | 
                 
            
                
                                            
                          | I. Cash and cash equivalents |  
                          
                     | 
                                            
                     | 
                    80,769 | 99,712 | 76,545 | 43,777 | 64,613 | 
                 
            
                
                    
                          | 1. Cash |  
  
                     | 
                    
                     | 
                    28,769 | 43,712 | 48,545 | 17,777 | 12,613 | 
                 
            
                
                                            
                          | 2. Cash equivalents |  
                          
                     | 
                                            
                     | 
                    52,000 | 56,000 | 28,000 | 26,000 | 52,000 | 
                 
            
                
                    
                          | II. Short-term financial investments |  
  
                     | 
                    
                     | 
                    137,862 | 117,618 | 160,863 | 197,498 | 172,525 | 
                 
            
                
                                            
                          | 1. Trading securities |  
                          
                     | 
                                            
                     | 
                    74,996 | 69,700 | 78,973 | 85,103 | 85,899 | 
                 
            
                
                    
                          | 2. Provision for diminution in value of trading securities |  
  
                     | 
                    
                     | 
                    -7,535 | -18,482 | -19,510 | -15,005 | -8,773 | 
                 
            
                
                                            
                          | 3. Investments holding until maturity |  
                          
                     | 
                                            
                     | 
                    70,400 | 66,400 | 101,400 | 127,400 | 95,400 | 
                 
            
                
                    
                          | III. Short-term receivables |  
  
                     | 
                    
                     | 
                    57,205 | 84,664 | 68,500 | 73,205 | 76,996 | 
                 
            
                
                                            
                          | 1.  Short-term receivables of customers |  
                          
                     | 
                                            
                     | 
                    7,778 | 32,960 | 17,925 | 17,925 | 15,208 | 
                 
            
                
                    
                          | 2. Prepayments to suppliers |  
  
                     | 
                    
                     | 
                    10,234 | 5,863 | 4,872 | 3,836 | 5,821 | 
                 
            
                
                                            
                          | 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 |  
  
                     | 
                    
                     | 
                    40,366 | 47,015 | 46,877 | 52,618 | 55,966 | 
                 
            
                
                                            
                          | 7. Provision for doubtful short-term receivables |  
                          
                     | 
                                            
                     | 
                    -1,173 | -1,173 | -1,173 | -1,173 |   | 
                 
            
                
                    
                          | IV. Inventories |  
  
                     | 
                    
                     | 
                    223,356 | 199,796 | 201,469 | 202,906 | 212,297 | 
                 
            
                
                                            
                          | 1. Inventories |  
                          
                     | 
                                            
                     | 
                    223,356 | 199,796 | 201,469 | 202,906 | 212,297 | 
                 
            
                
                    
                          | 2. Provision for decline in value of inventories |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | V. Other current assets |  
                          
                     | 
                                            
                     | 
                    301 | 82 | 44 | 628 | 690 | 
                 
            
                
                    
                          | 1. Short-term prepaid expenses |  
  
                     | 
                    
                     | 
                    261 | 42 | 5 | 588 | 299 | 
                 
            
                
                                            
                          | 2. Deductible VAT |  
                          
                     | 
                                            
                     | 
                    40 | 40 | 40 | 40 | 392 | 
                 
            
                
                    
                          | 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 |  
                          
                     | 
                                            
                     | 
                    121,766 | 121,136 | 120,412 | 117,708 | 116,466 | 
                 
            
                
                    
                          | I. Long-term receivables |  
  
                     | 
                    
                     | 
                    924 | 906 | 906 | 906 | 906 | 
                 
            
                
                                            
                          | 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 |  
                          
                     | 
                                            
                     | 
                    924 | 906 | 906 | 906 | 906 | 
                 
            
                
                    
                          | 6. Provision for doubtful long-term receivables |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | II. Fixed assets |  
                          
                     | 
                                            
                     | 
                    34,254 | 33,244 | 32,234 | 31,242 | 30,144 | 
                 
            
                
                    
                          | 1. Tangible fixed assets |  
  
                     | 
                    
                     | 
                    34,242 | 33,234 | 32,226 | 31,236 | 30,139 | 
                 
            
                
                                            
                          | - Cost |  
                          
                     | 
                                            
                     | 
                    101,489 | 101,489 | 101,489 | 101,489 | 101,489 | 
                 
            
                
                    
                          | - Accumulated depreciation |  
  
                     | 
                    
                     | 
                    -67,248 | -68,255 | -69,263 | -70,253 | -71,350 | 
                 
            
                
                                            
                          | 2. Fixed assets of financial leasing |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | - Cost |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | - Accumulated depreciation |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 3. Intangible fixed assets |  
  
                     | 
                    
                     | 
                    12 | 10 | 8 | 6 | 4 | 
                 
            
                
                                            
                          | - Cost |  
                          
                     | 
                                            
                     | 
                    156 | 156 | 156 | 156 | 156 | 
                 
            
                
                    
                          | - Accumulated depreciation |  
  
                     | 
                    
                     | 
                    -144 | -146 | -148 | -150 | -152 | 
                 
            
                
                                            
                          | III. Real Estate Investments |  
                          
                     | 
                                            
                     | 
                    24,623 | 24,460 | 24,297 | 24,135 | 23,972 | 
                 
            
                
                    
                          | - Cost |  
  
                     | 
                    
                     | 
                    27,345 | 27,345 | 27,345 | 27,345 | 27,345 | 
                 
            
                
                                            
                          | - Accumulated depreciation |  
                          
                     | 
                                            
                     | 
                    -2,722 | -2,885 | -3,047 | -3,210 | -3,373 | 
                 
            
                
                    
                          | IV. Long-term assets in progress |  
  
                     | 
                    
                     | 
                    4,129 | 4,881 | 5,000 | 4,723 | 4,784 | 
                 
            
                
                                            
                          | 1. Costs of  long-term production, business in progress |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 2. Costs of construction in progress |  
  
                     | 
                    
                     | 
                    4,129 | 4,881 | 5,000 | 4,723 | 4,784 | 
                 
            
                
                                            
                          | IV. Long-term financial investments |  
                          
                     | 
                                            
                     | 
                    56,100 | 56,100 | 56,100 | 56,100 | 56,100 | 
                 
            
                
                    
                          | 1. Investment in subsidiaries |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | 2. Investments in associated companies, joint ventures |  
                          
                     | 
                                            
                     | 
                    56,100 | 56,100 | 56,100 | 56,100 | 56,100 | 
                 
            
                
                    
                          | 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 |  
                          
                     | 
                                            
                     | 
                    1,736 | 1,545 | 1,874 | 601 | 560 | 
                 
            
                
                    
                          | 1. Long-term prepaid expenses |  
  
                     | 
                    
                     | 
                    1,736 | 1,545 | 1,263 | 341 | 299 | 
                 
            
                
                                            
                          | 2. Deferred income tax assets |  
                          
                     | 
                                            
                     | 
                      |   | 611 | 261 | 261 | 
                 
            
                
                    
                          | 3. Other long-term assets |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | VI. Goodwills |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | TOTAL ASSETS |  
  
                     | 
                    
                     | 
                    621,258 | 623,008 | 627,834 | 635,722 | 643,586 | 
                 
            
                
                                            
                          | CAPITAL RESOURCES |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | A. LIABILITIES |  
  
                     | 
                    
                     | 
                    196,447 | 197,083 | 193,415 | 196,278 | 196,648 | 
                 
            
                
                                            
                          | I. Current liabilities |  
                          
                     | 
                                            
                     | 
                    187,613 | 189,755 | 187,618 | 192,357 | 193,887 | 
                 
            
                
                    
                          | 1. Borrowings and short-term financial leased liabilities |  
  
                     | 
                    
                     | 
                    16,583 | 10,076 | 6,538 | 5,911 | 5,418 | 
                 
            
                
                                            
                          | 2. Long-term borrowings are due to pay |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 3. Short-term payables to sellers |  
  
                     | 
                    
                     | 
                    18,766 | 17,585 | 15,263 | 12,496 | 13,433 | 
                 
            
                
                                            
                          | 4. Advances from customers |  
                          
                     | 
                                            
                     | 
                    46,925 | 51,851 | 57,443 | 65,464 | 68,261 | 
                 
            
                
                    
                          | 5. Taxes and other payables to the State Budget |  
  
                     | 
                    
                     | 
                    5,991 | 8,931 | 4,570 | 5,590 | 6,168 | 
                 
            
                
                                            
                          | 6. Payables to employees |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 7. Short-term accrued expenses |  
  
                     | 
                    
                     | 
                      | 8 |   |   | 1 | 
                 
            
                
                                            
                          | 8. Short-term intercompany payables |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 9. Payables to the scheduled progress of construction contracts |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | 10. Short-term unrealized Revenue |  
                          
                     | 
                                            
                     | 
                    17,382 | 19,636 | 23,170 | 23,106 | 22,824 | 
                 
            
                
                    
                          | 11. Other short-term payables |  
  
                     | 
                    
                     | 
                    58,080 | 58,245 | 57,722 | 57,175 | 56,851 | 
                 
            
                
                                            
                          | 12. Provision for short term payables |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 13. Bonus and welfare fund |  
  
                     | 
                    
                     | 
                    23,886 | 23,423 | 22,911 | 22,614 | 20,931 | 
                 
            
                
                                            
                          | 14. Price stabilization fund |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 15. Repurchasing and reselling transactions in government bonds |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | II. Long-term liabilities |  
                          
                     | 
                                            
                     | 
                    8,834 | 7,328 | 5,797 | 3,921 | 2,761 | 
                 
            
                
                    
                          | 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 |  
                          
                     | 
                                            
                     | 
                    8,834 | 7,328 | 5,797 | 3,921 | 2,761 | 
                 
            
                
                    
                          | 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 |  
  
                     | 
                    
                     | 
                    424,811 | 425,925 | 434,419 | 439,444 | 446,939 | 
                 
            
                
                                            
                          | I. ShareHolder's equity |  
                          
                     | 
                                            
                     | 
                    424,811 | 425,925 | 434,419 | 439,444 | 446,939 | 
                 
            
                
                    
                          | 1. Owner's investment capital |  
  
                     | 
                    
                     | 
                    308,595 | 308,595 | 308,595 | 308,595 | 308,595 | 
                 
            
                
                                            
                          | 2. Share capital surplus |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 3. Bond conversion option |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | 4. Other owner's capital |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 5. Treasury shares |  
  
                     | 
                    
                     | 
                    -2 | -2 | -2 | -2 | -2 | 
                 
            
                
                                            
                          | 6. Differences upon asset revaluation |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 7. Differences upon foreign exchange rate |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | 8. Investment and development funds |  
                          
                     | 
                                            
                     | 
                    45,507 | 45,507 | 45,507 | 45,507 | 45,507 | 
                 
            
                
                    
                          | 9. Financial reserve funds |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | 10. Other funds belonging to owner's equity |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 11. After tax undistributed profit |  
  
                     | 
                    
                     | 
                    70,711 | 71,825 | 80,318 | 85,343 | 92,838 | 
                 
            
                
                                            
                          | - After tax undistributed profit accumulated to the end of prior period |  
                          
                     | 
                                            
                     | 
                    54,658 | 54,658 | 71,825 | 71,825 | 71,825 | 
                 
            
                
                    
                          | - Profit after tax undistributed this period |  
  
                     | 
                    
                     | 
                    16,053 | 17,167 | 8,493 | 13,518 | 21,013 | 
                 
            
                
                                            
                          | 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 |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | 1. Funding resources |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 2. Funding resources that form fixed assets |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | 3. Retrenchment provision fund |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | TOTAL CAPITAL RESOURCES |  
  
                     | 
                    
                     | 
                    621,258 | 623,008 | 627,834 | 635,722 | 643,586 | 
                 
                        
                 
                    
     
    
    
     
        There is no report.
    
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