| HOYI LIMITED | Private company limited by shares | Live |
| HOYI CO., LIMITED | | Live |
| HOYI GLASS CO., LIMITED | Private company limited by shares | Live |
| HOYI GLOBAL INVESTMENTS LIMITED | Private company limited by shares | Live |
| HOYI INTERNATIONAL INVESTMENT GROUP COMPANY LIMITED | Private company limited by shares | Live |
| HOYI INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Live |
| HOYI INDUSTRIAL (HK) LIMITED | Private company limited by shares | Dissolved |
| Hoyi Merchandise Company Limited | | Live |
| HOYI SUNWAY LIMITED | Private company limited by shares | Live |
| HOYI TECHNOLOGIES LIMITED | | Live |
| HOYI TECHNOLOGY (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| HK HOYI TRADING CO., LIMITED | Private company limited by shares | Live |
| Hoyi trading (HK) Co., Limited | Private company limited by shares | Live |
| HO-YIH ELECTRICS INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Live |
| HOYIK INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| HOYIK (H.K.) INDUSTRY LIMITED | Private company limited by shares | Dissolved |
| HOYIM1 LIMITED | | Live |
| HOYIM2 LIMITED | | Live |
| HOYIM3 LIMITED | | Live |
| HOYIM4 LIMITED | | Live |
| HOYIM5 LIMITED | | Live |
| HOYIMOB LIMITED | | Live |
| Hoyin Sports Event Limited | Private company limited by shares | Live |
| HOYIN1 LIMITED | | Live |
| HOYIN2 LIMITED | | Live |
| HOYIN3 LIMITED | | Live |
| HOYIN4 LIMITED | | Live |
| HOYIN43 LIMITED | | Live |
| HOYIN44 LIMITED | | Live |
| HOYING-COASTAL MGO LIMITED | Private company limited by shares | Live |
| HOYIP LIMITED | Private company limited by shares | Dissolved |
| HOYITE TECHNOLOGY (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| HOYITEK (HK) INTERNATINAL ELECTRONIC LIMITED | Private company limited by shares | Live |