| SINOMAN LIMITED | Private company limited by shares | Dissolved |
| SINOMAN LIMITED | Private company limited by shares | Dissolved |
| SINOMAN ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SINOMAN INVESTMENTS LIMITED | Private company limited by shares | Live |
| Sino-Manganese (South China) Investment Limited | Private company limited by shares | Live |
| Sino-Manganese Investment (Hong Kong) Limited | Private company limited by shares | Live |
| Shenzhen Sinomania Technology Co., Limited | Private company limited by shares | Live |
| SINOMANIA INDUSTRIAL (H.K) CO., LIMITED | Private company limited by shares | Live |
| HONG KONG SINOMANIA ASSETS APPRAISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINOMANIA HONG KONG LIMITED | Private company limited by shares | Dissolved |
| SINOMANIA IMPORT & EXPORT LIMITED | Private company limited by shares | Live |
| SINOMANIA OVERSEAS LIMITED | Private company limited by shares | Dissolved |
| SINOMANTICS LIMITED | Private company limited by shares | Live |