| KISON LIMITED | Private company limited by shares | Dissolved |
| KISON LIMITED | Private company limited by shares | Dissolved |
| KISON (HONG KONG) TRADING LIMITED | Private company limited by shares | Live |
| KISON MEDICAL AND ELECTRONIC INSTRUMENT CO., LIMITED | Private company limited by shares | Live |
| Kison Technology Limited | Private company limited by shares | Live |
| KISON TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| HK KISON INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| KISONIC AUDIO MANUFACTURING LIMITED | Private company limited by shares | Dissolved |