| SINOMAC LIMITED | Private company limited by shares | Dissolved |
| SINOMAC ENTERPRISE LIMITED | Private company limited by shares | Live |
| Sinomac Machinery Industrial Co., Limited | Private company limited by shares | Live |
| Sinomac Industrial Group Limited | Private company limited by shares | Live |
| SINOMAC INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SINOMAC MACHINERY AND SPAREPARTS LIMITED | Private company limited by shares | Live |
| SINOMAC POWER SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| SINOMAC TRADING LIMITED | Private company limited by shares | Live |
| SINOMACAU (ASIA) LIMITED | Private company limited by shares | Dissolved |
| SINOMACH INDUSTRY CO., LIMITED | Private company limited by shares | Dissolved |
| SINOMACH GROUP LIMITED | Private company limited by shares | Live |
| Sinomach Mining Group Limited | | Live |
| SINOMACH MACHINERY LIMITED | Private company limited by shares | Live |
| SINOMACH TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| SINOMACHINERY ENTERPRISE LIMITED | Private company limited by shares | Live |