| RICHUN ELECTRONIC COMPANY LIMITED | Private company limited by shares | Live |
| RICHUN INTERNATIONAL INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| RICHUN METAL MATERIAL LIMITED | Private company limited by shares | Live |
| RICHUN TRADING LIMITED | | Live |
| RICHUN International Trading Co., Limited | Private company limited by shares | Live |
| RICHUNG INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| RICHUNG PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| RICHUNIT TRADING LIMITED | Private company limited by shares | Dissolved |