| Key2Capital Limited | Private company limited by shares | Live |
| KEY2CELL (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| KEY2LAW LIMITED | | Live |
| KEY4ASIA CO., LIMITED | Private company limited by shares | Dissolved |
| 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 |
| Keyb Corp Limited | Private company limited by shares | Live |
| KEYBAGE LIMITED | Private company limited by shares | Live |
| Keyball Trading Co., Limited | Private company limited by shares | Live |
| KEYBARGAINS LIMITED | Private company limited by shares | Live |
| KEYBASE LIMITED | Private company limited by shares | Dissolved |
| KEYBASE LIMITED | Private company limited by shares | Dissolved |
| Keybase Consulting Limited | Private company limited by shares | Dissolved |
| KEYBASE CONTRACTING LIMITED | Private company limited by shares | Live |
| KEYBASE CORPORATION LIMITED | Private company limited by shares | Dissolved |
| KEYBASE GLOBAL (HK) LIMITED | Private company limited by shares | Live |
| KEYBASE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| KEYBASE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| KEYBASE RESOURCES LIMITED | Private company limited by shares | Dissolved |
| KEYBAY LIMITED | Private company limited by shares | Live |
| KEYBE LIMITED | Private company limited by shares | Live |
| KEYBERG LIMITED | Private company limited by shares | Live |
| KEYBEST LIMITED | Private company limited by shares | Dissolved |
| KEYBEST INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| KEYBEST PROPERTIES LIMITED | Private company limited by shares | Live |
| KEYBIRD LIMITED | Private company limited by shares | Live |
| KEYBLE COMPANY, LIMITED | Private company limited by shares | Live |
| keyBlock Limited | Private company limited by shares | Live |
| KEYBO LIMITED | Private company limited by shares | Live |
| KEYBOARD LIMITED | Private company limited by shares | Dissolved |
| KEYBOMS CO., LIMITED | | Live |
| KEYBOND TRADING LIMITED | Private company limited by shares | Dissolved |
| KEYBOSS LIMITED | | Live |
| KEYBOURNE LIMITED | Private company limited by shares | Dissolved |
| KEYBOX COMPANY LIMITED | Private company limited by shares | Dissolved |
| KEYBOX LIMITED | Private company limited by shares | Dissolved |
| KEYBRIDGE COMPANY LIMITED | Private company limited by shares | Live |
| Keybridge Solutions Limited | Private company limited by shares | Live |
| KEY-BUSINESS ASIA DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| Key&C Co. Limited | Private company limited by shares | Live |
| Keycai Hongkong Limited | Private company limited by shares | Live |
| KEYCAN LIMITED | Private company limited by shares | Live |
| Hive Keychain Limited | Private company limited by shares | Live |
| Keychain Innovation Limited | | Live |
| KEI HING KEYCHAIN WORKS LIMITED | Private company limited by shares | Dissolved |
| KEYCHAMP LIMITED | Private company limited by shares | Dissolved |
| KEYCHASE INVESTMENT LIMITED | Private company limited by shares | Live |
| KEYCHENG COMPANY LIMITED | Private company limited by shares | Dissolved |
| KEYCHIP ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| KEYCHIP INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Keychip Technology Limited | Private company limited by shares | Live |
| Keychron (HK) Innovation Limited | | Live |
| Keychron Tech Limited | Private company limited by shares | Live |
| KEYCITY LIMITED | Private company limited by shares | Dissolved |
| KEYCO LIMITED | Private company limited by shares | Dissolved |
| KEYCODE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Keycom Intellectual Property Limited | Private company limited by shares | Live |
| SERVICE SUPPLIER KEYCOMPONENT INTERNATIONAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| KEYCORE ENTERPRISE CO LIMITED | Private company limited by shares | Live |
| KEYCORE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| KEYCORP LIMITED | Private company limited by shares | Live |
| Keycraft (HK) Limited | Private company limited by shares | Live |
| KeyCreate Limited | Private company limited by shares | Live |
| KEYCROP LIMITED | Private company limited by shares | Live |
| KEYDAR LIMITED | Private company limited by shares | Live |
| Keydell Co., Limited | | Live |
| KEYDEX ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| KEYDO TECH LIMITED | Private company limited by shares | Live |
| KEYDON COMPANY, LIMITED | Private company limited by shares | Dissolved |