| SULOK LIMITED | Private company limited by shares | Dissolved |
| SULOK INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SULOK SERVICE LIMITED | Private company limited by shares | Dissolved |
| SULON ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| HK SULONG LIMITED | | Live |
| SULONG TECH CO., LIMITED | Private company limited by shares | Live |
| Sulong Communication Limited | Private company limited by shares | Live |
| HONGKONG SULONG INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Sulong Pump Industry (Shanghai) Limited | Private company limited by shares | Live |
| SULONG TRADING LIMITED | Private company limited by shares | Live |
| SULOONG (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| Pharma Sulot HK Limited | | Live |