| 
                         
                     | 
                    
                         
                     |                     
                    Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 | 
                 
            
                
                                            
                          | ASSETS |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | A. CURRENT ASSETS AND SHORT-TERM INVESTMENTS |  
  
                     | 
                    
                     | 
                    115,729 | 110,134 | 112,214 | 115,504 | 114,088 | 
                 
            
                
                                            
                          | I. Cash and cash equivalents |  
                          
                     | 
                                            
                     | 
                    12,776 | 18,785 | 8,724 | 5,405 | 7,459 | 
                 
            
                
                    
                          | 1. Cash |  
  
                     | 
                    
                     | 
                    7,776 | 2,785 | 8,724 | 5,405 | 7,459 | 
                 
            
                
                                            
                          | 2. Cash equivalents |  
                          
                     | 
                                            
                     | 
                    5,000 | 16,000 |   |   |   | 
                 
            
                
                    
                          | II. Short-term financial investments |  
  
                     | 
                    
                     | 
                    8,137 | 15,103 | 26,683 | 26,349 | 29,173 | 
                 
            
                
                                            
                          | 1. Trading securities |  
                          
                     | 
                                            
                     | 
                    8,410 | 15,171 | 26,751 | 26,689 | 29,513 | 
                 
            
                
                    
                          | 2. Provision for diminution in value of trading securities |  
  
                     | 
                    
                     | 
                    -274 | -67 | -67 | -340 | -340 | 
                 
            
                
                                            
                          | 3. Investments holding until maturity |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | III. Short-term receivables |  
  
                     | 
                    
                     | 
                    80,332 | 61,086 | 53,130 | 61,125 | 59,771 | 
                 
            
                
                                            
                          | 1.  Short-term receivables of customers |  
                          
                     | 
                                            
                     | 
                    40,060 | 17,595 | 17,485 | 30,961 | 36,175 | 
                 
            
                
                    
                          | 2. Prepayments to suppliers |  
  
                     | 
                    
                     | 
                    217 | 217 | 231 | 326 | 409 | 
                 
            
                
                                            
                          | 3. Short-term intercompany receivables |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 4. Receivables according to the progress of construction contracts |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | 5. Receivables on short-term loans |  
                          
                     | 
                                            
                     | 
                    33,420 | 31,470 | 30,120 | 24,670 | 18,220 | 
                 
            
                
                    
                          | 6. Other short-term receivables |  
  
                     | 
                    
                     | 
                    14,841 | 19,853 | 13,343 | 12,946 | 12,746 | 
                 
            
                
                                            
                          | 7. Provision for doubtful short-term receivables |  
                          
                     | 
                                            
                     | 
                    -8,205 | -8,049 | -8,049 | -7,779 | -7,779 | 
                 
            
                
                    
                          | IV. Inventories |  
  
                     | 
                    
                     | 
                    13,216 | 14,055 | 22,612 | 21,826 | 16,954 | 
                 
            
                
                                            
                          | 1. Inventories |  
                          
                     | 
                                            
                     | 
                    15,759 | 16,021 | 24,578 | 24,445 | 19,573 | 
                 
            
                
                    
                          | 2. Provision for decline in value of inventories |  
  
                     | 
                    
                     | 
                    -2,543 | -1,966 | -1,966 | -2,619 | -2,619 | 
                 
            
                
                                            
                          | V. Other current assets |  
                          
                     | 
                                            
                     | 
                    1,268 | 1,106 | 1,065 | 799 | 731 | 
                 
            
                
                    
                          | 1. Short-term prepaid expenses |  
  
                     | 
                    
                     | 
                    99 | 127 | 266 | 247 | 357 | 
                 
            
                
                                            
                          | 2. Deductible VAT |  
                          
                     | 
                                            
                     | 
                    1,168 | 978 | 799 | 551 | 374 | 
                 
            
                
                    
                          | 3. Taxes and the State Receivables |  
  
                     | 
                    
                     | 
                    1 | 1 |   |   |   | 
                 
            
                
                                            
                          | 4. Repurchasing and reselling transactions in government bonds |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 5. Other current assets |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | B. FIXED ASSETS AND LONG-TERM INVESTMENTS |  
                          
                     | 
                                            
                     | 
                    74,885 | 70,784 | 75,955 | 76,583 | 77,960 | 
                 
            
                
                    
                          | I. Long-term receivables |  
  
                     | 
                    
                     | 
                    63 | 63 | 63 | 63 |   | 
                 
            
                
                                            
                          | 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 |  
                          
                     | 
                                            
                     | 
                    63 | 63 | 63 | 63 |   | 
                 
            
                
                    
                          | 6. Provision for doubtful long-term receivables |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | II. Fixed assets |  
                          
                     | 
                                            
                     | 
                    36,172 | 35,583 | 34,752 | 34,176 | 33,600 | 
                 
            
                
                    
                          | 1. Tangible fixed assets |  
  
                     | 
                    
                     | 
                    36,172 | 35,583 | 34,752 | 34,176 | 33,600 | 
                 
            
                
                                            
                          | - Cost |  
                          
                     | 
                                            
                     | 
                    50,232 | 50,232 | 49,987 | 49,825 | 49,825 | 
                 
            
                
                    
                          | - Accumulated depreciation |  
  
                     | 
                    
                     | 
                    -14,060 | -14,650 | -15,235 | -15,649 | -16,225 | 
                 
            
                
                                            
                          | 2. Fixed assets of financial leasing |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | - Cost |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | - Accumulated depreciation |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 3. Intangible fixed assets |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | - Cost |  
                          
                     | 
                                            
                     | 
                    63 | 63 | 63 | 63 | 63 | 
                 
            
                
                    
                          | - Accumulated depreciation |  
  
                     | 
                    
                     | 
                    -63 | -63 | -63 | -63 | -63 | 
                 
            
                
                                            
                          | III. Real Estate Investments |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | - Cost |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | - Accumulated depreciation |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 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 |  
                          
                     | 
                                            
                     | 
                    30,940 | 25,130 | 33,615 | 33,507 | 30,511 | 
                 
            
                
                    
                          | 1. Investment in subsidiaries |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | 2. Investments in associated companies, joint ventures |  
                          
                     | 
                                            
                     | 
                    28,190 | 22,380 | 30,865 | 30,757 | 27,761 | 
                 
            
                
                    
                          | 3. Other investments in equity instruments |  
  
                     | 
                    
                     | 
                    2,750 | 2,750 | 2,750 | 2,750 | 2,750 | 
                 
            
                
                                            
                          | 4. Provision for diminution in value of financial long-term investments |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 5. Investments holding until maturity |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | V. Total other long-term assets |  
                          
                     | 
                                            
                     | 
                    7,710 | 10,008 | 7,525 | 8,837 | 13,849 | 
                 
            
                
                    
                          | 1. Long-term prepaid expenses |  
  
                     | 
                    
                     | 
                    7,710 | 10,008 | 7,525 | 8,837 | 13,849 | 
                 
            
                
                                            
                          | 2. Deferred income tax assets |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 3. Other long-term assets |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | VI. Goodwills |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | TOTAL ASSETS |  
  
                     | 
                    
                     | 
                    190,614 | 180,918 | 188,169 | 192,088 | 192,048 | 
                 
            
                
                                            
                          | CAPITAL RESOURCES |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | A. LIABILITIES |  
  
                     | 
                    
                     | 
                    37,259 | 24,587 | 33,594 | 44,466 | 39,274 | 
                 
            
                
                                            
                          | I. Current liabilities |  
                          
                     | 
                                            
                     | 
                    31,593 | 21,302 | 29,092 | 41,128 | 35,967 | 
                 
            
                
                    
                          | 1. Borrowings and short-term financial leased liabilities |  
  
                     | 
                    
                     | 
                    1,846 | 1,759 | 1,746 | 4,873 | -1,903 | 
                 
            
                
                                            
                          | 2. Long-term borrowings are due to pay |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 3. Short-term payables to sellers |  
  
                     | 
                    
                     | 
                    6,516 | 7,119 | 10,761 | 14,660 | 16,353 | 
                 
            
                
                                            
                          | 4. Advances from customers |  
                          
                     | 
                                            
                     | 
                    1,229 | 1,229 | 3,057 | 1,629 | 1,241 | 
                 
            
                
                    
                          | 5. Taxes and other payables to the State Budget |  
  
                     | 
                    
                     | 
                    1,290 | 337 | 834 | 1,000 | 1,387 | 
                 
            
                
                                            
                          | 6. Payables to employees |  
                          
                     | 
                                            
                     | 
                    7,167 | 3,006 | 6 | 5,072 | 9,972 | 
                 
            
                
                    
                          | 7. Short-term accrued expenses |  
  
                     | 
                    
                     | 
                    4,497 | 938 | 3,077 | 5,267 | 3,576 | 
                 
            
                
                                            
                          | 8. Short-term intercompany payables |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 9. Payables to the scheduled progress of construction contracts |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | 10. Short-term unrealized Revenue |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 11. Other short-term payables |  
  
                     | 
                    
                     | 
                    8,686 | 6,646 | 9,354 | 8,361 | 5,076 | 
                 
            
                
                                            
                          | 12. Provision for short term payables |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 13. Bonus and welfare fund |  
  
                     | 
                    
                     | 
                    361 | 269 | 258 | 265 | 265 | 
                 
            
                
                                            
                          | 14. Price stabilization fund |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 15. Repurchasing and reselling transactions in government bonds |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | II. Long-term liabilities |  
                          
                     | 
                                            
                     | 
                    5,666 | 3,285 | 4,502 | 3,338 | 3,307 | 
                 
            
                
                    
                          | 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 |  
  
                     | 
                    
                     | 
                    46 | 46 | 46 | 46 | 46 | 
                 
            
                
                                            
                          | 6. Borrowings and long-term financial leased liabilities |  
                          
                     | 
                                            
                     | 
                    5,620 | 3,239 | 4,456 | 3,292 | 3,261 | 
                 
            
                
                    
                          | 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 |  
  
                     | 
                    
                     | 
                    153,355 | 156,330 | 154,575 | 147,622 | 152,774 | 
                 
            
                
                                            
                          | I. ShareHolder's equity |  
                          
                     | 
                                            
                     | 
                    153,355 | 156,330 | 154,575 | 147,622 | 152,774 | 
                 
            
                
                    
                          | 1. Owner's investment capital |  
  
                     | 
                    
                     | 
                    102,195 | 102,195 | 102,195 | 102,195 | 102,195 | 
                 
            
                
                                            
                          | 2. Share capital surplus |  
                          
                     | 
                                            
                     | 
                    669 | 669 | 669 | 669 | 669 | 
                 
            
                
                    
                          | 3. Bond conversion option |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | 4. Other owner's capital |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 5. Treasury shares |  
  
                     | 
                    
                     | 
                    -2,117 | -2,117 | -2,117 | -2,117 | -2,117 | 
                 
            
                
                                            
                          | 6. Differences upon asset revaluation |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 7. Differences upon foreign exchange rate |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | 8. Investment and development funds |  
                          
                     | 
                                            
                     | 
                    14,199 | 14,199 | 14,199 | 14,199 | 14,199 | 
                 
            
                
                    
                          | 9. Financial reserve funds |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | 10. Other funds belonging to owner's equity |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 11. After tax undistributed profit |  
  
                     | 
                    
                     | 
                    22,693 | 25,668 | 23,913 | 19,479 | 22,112 | 
                 
            
                
                                            
                          | - After tax undistributed profit accumulated to the end of prior period |  
                          
                     | 
                                            
                     | 
                    13,068 | 8,583 | 13,936 | 15,969 | 15,064 | 
                 
            
                
                    
                          | - Profit after tax undistributed this period |  
  
                     | 
                    
                     | 
                    9,625 | 17,086 | 9,977 | 3,509 | 7,048 | 
                 
            
                
                                            
                          | 12. Investment capital resource for basic construction |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 13. Assistance fund for arrangement of enterprises |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | 14. interest of shareholders who not control |  
                          
                     | 
                                            
                     | 
                    15,715 | 15,715 | 15,715 | 13,196 | 15,715 | 
                 
            
                
                    
                          | II. Funding resources and other funds |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | 1. Funding resources |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | 2. Funding resources that form fixed assets |  
  
                     | 
                     
                     | 
                      |   |   |   |   | 
                 
            
                
                                            
                          | 3. Retrenchment provision fund |  
                          
                     | 
                                             
                     | 
                      |   |   |   |   | 
                 
            
                
                    
                          | TOTAL CAPITAL RESOURCES |  
  
                     | 
                    
                     | 
                    190,614 | 180,918 | 188,169 | 192,088 | 192,048 | 
                 
                        
                 
                    
     
    
    
     
        There is no report.
    
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