| KOYE CHEMICAL ENTERPRISE LIMITED | Private company limited by shares | Live |
| HONGKONG KOYE INTL TRADE CO., LIMITED | Private company limited by shares | Live |
| KOYE DAIRY PRODUCTS COMPANY LIMITED | Private company limited by shares | Dissolved |
| KOYEE LIMITED | Private company limited by shares | Dissolved |
| KOYEE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| KOYEL LIMITED | Private company limited by shares | Dissolved |
| KOYELLY COMPANY LIMITED | Private company limited by shares | Dissolved |
| KOYEY LIMITED | Private company limited by shares | Live |