| SUNWELL (HONGKONG) PUMP VALVE LIMITED | Private company limited by shares | Live |
| SUNWELL ACCOUNTING & SECRETARIAL LIMITED | Private company limited by shares | Live |
| Sunwell Security Company Limited | Private company limited by shares | Live |
| Sunwell Cargo Service Limited | Private company limited by shares | Live |
| SHANDONG SUNWELL INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SUNWELL SHIPPING LIMITED | Private company limited by shares | Dissolved |
| SUNWELL SILICONES CHINA LIMITED | Private company limited by shares | Live |
| Sunwell Star Company Limited | Private company limited by shares | Live |
| SUNWELL SUPPLY LIMITED | Private company limited by shares | Dissolved |
| SUNWELL TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| SUNWELL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Sunwell Technology Company Limited | Private company limited by shares | Live |
| China Sunwell Technology Co., Limited | Private company limited by shares | Live |
| SUNWELL DIGITAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| SUNWELL (HK) TECHNOLOGY CO., LIMITED | | Live |
| Sunwell Science & Technology Co., Limited | Private company limited by shares | Live |
| Sunwell (HK) Technology Limited | Private company limited by shares | Live |
| SUNWELL INTERNATIONAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Sunwell Textiles Limited | Private company limited by shares | Live |
| SUNWELL TRADING LIMITED | Private company limited by shares | Dissolved |
| SUNWELL TRADING LIMITED | Private company limited by shares | Dissolved |
| SUNWELL TRADING LIMITED | Private company limited by shares | Live |
| SUNWELL TRADING (HK) COMPANY LIMITED | Private company limited by shares | Live |
| SUNWELL INTERNATIONAL TRADING LIMITED | Private company limited by shares | Dissolved |
| SUNWELL INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| SUNWELL INTERNATIONAL TRADING LIMITED | Private company limited by shares | Dissolved |
| SUNWELL INTERNATIONAL TRAVEL LIMITED | Private company limited by shares | Dissolved |
| SUNWEST LIMITED | Private company limited by shares | Dissolved |
| Sunwest (HongKong) New Energy Technology Limited | Private company limited by shares | Live |