| KEYA IMPEX HK LIMITED | Private company limited by shares | Live |
| KEYA INDUSTRIAL LIMITED | Private company limited by shares | Live |
| KEYA PARTS LIMITED | Private company limited by shares | Live |
| HONG KONG KEYACE GROUP LIMITED | Private company limited by shares | Live |
| KEYACE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Keyact Education & Technology (Hong Kong) Limited | Private company limited by shares | Dissolved |
| KEYAIM COMPANY, LIMITED | Private company limited by shares | Dissolved |
| Keyaki Limited | Private company limited by shares | Live |
| KEY-ALL CO., LIMITED | Private company limited by shares | Live |
| KEYALL METAL CO., LIMITED | Private company limited by shares | Dissolved |
| KEYALL TRADING COMPANY LIMITED | Private company limited by shares | Live |
| KEYALOT LIMITED | Private company limited by shares | Live |
| KEYAMI INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| KEYAN COMPANY LIMITED | Private company limited by shares | Live |
| Keyan Top Limited | Private company limited by shares | Live |
| HK Liangzi Keyan Biotechnology Limited | Private company limited by shares | Live |
| KEYAN CORPORATION LIMITED | | Live |
| Jida Keyan Gene Biotechnology Co., Limited | Private company limited by shares | Live |
| Hong Kong Keyan Biotechnology Co., Limited | | Live |
| HONG KONG KEYAN TRADING LIMITED | Private company limited by shares | Live |
| Dongguan Keyan Household Co., Limited | Private company limited by shares | Live |
| KEYAN INDUSTRIAL LIMITED | | Live |
| FRANCE KEYAN ORGANISM TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Beijing Yinfeng Keyao Trading Co., Limited | Private company limited by shares | Live |
| KEYAO INDUSTRY (HK) CO., LIMITED | Private company limited by shares | Live |
| Keyao Industry Limited | | Live |
| KEYAO INDUSTRY CO., LIMITED | Private company limited by shares | Dissolved |
| KEYAO INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| KeYao Trading Limited | | Live |
| KEYARCO COMPANY LIMITED | Private company limited by shares | Dissolved |
| KEYART HONG KONG LIMITED | Private company limited by shares | Live |
| Keyasya Limited | Private company limited by shares | Dissolved |
| KEYATE AUTO PARTS CO., LIMITED | Private company limited by shares | Live |