| WELLONG LIMITED | Private company limited by shares | Live |
| WELLONG ASIA LIMITED | Private company limited by shares | Dissolved |
| Wellong HK Co., Limited | Private company limited by shares | Live |
| WELLONG CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| Wellong Electronic Co., Limited | Private company limited by shares | Live |
| WELLONG ELECTRONICS TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| WELLONG ENGINEERING LIMITED | Private company limited by shares | Live |
| WELLONG CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| WELLONG ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| WELLONG INT'L SHARES HOLDING GROUP LIMITED | Private company limited by shares | Dissolved |
| WELLONG HONG KONG INDUSTRIAL LIMITED | Private company limited by shares | Live |
| WELLONG INDUSTRIAL CO., LIMITED | Private company limited by shares | Dissolved |
| WELLONG INDUSTRIAL TRADING LIMITED | Private company limited by shares | Live |
| WELLONG INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| WELLONG INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| WELLONG INTERNATIONAL LIMITED | | Live |
| WELLONG INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Wellong Lighting Co., Limited | Private company limited by shares | Dissolved |
| WELLONG MEDICAL MATERIALS COMPANY, LIMITED | Private company limited by shares | Live |
| WELLONG PETROCHEMICAL (H.K.) LIMITED | Private company limited by shares | Dissolved |
| WELLONG INTERNATIONAL SUCCESS LIMITED | Private company limited by shares | Live |
| WELLONG SUPPLIES LIMITED | Private company limited by shares | Dissolved |
| WELLONG TRADING LIMITED | Private company limited by shares | Live |