| Company Name | Type | Status |
|---|---|---|
| WAIHOI TRADING LIMITED | Private company limited by shares | Live |
| Waihong Pest Control Services Limited | Private company limited by shares | Live |
| Waihong Environmental Services Limited | Private company limited by shares | Live |
| Waihong Medical Services Limited | Private company limited by shares | Live |
| WAIHOR INVESTMENT LIMITED | Private company limited by shares | Dissolved |