| HOI.Y INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| HOIYA HOLDING CO., LIMITED | Private company limited by shares | Live |
| Hoiya Consultancy Company Limited | | Live |
| HOIYEUNG LIMITED | Private company limited by shares | Live |
| HOIYI ACCESSORY LIMITED | Private company limited by shares | Live |
| Hoiyu Limited | Private company limited by shares | Live |
| HOIYUEN GROUP LIMITED | Private company limited by shares | Live |
| HONG KONG HOIYUEN FREIGHT LIMITED | Private company limited by shares | Dissolved |
| Hoiyuen Group (Hong Kong) Limited | | Live |
| HongKong Hoiyuen International Industrial Co., Limited | Private company limited by shares | Live |
| HONGKONG HOIYUEN TRADING LIMITED | Private company limited by shares | Dissolved |
| Hoiyuet (Hong Kong) Industrial Co., Limited | Private company limited by shares | Live |