| KINGROCK TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HONG KONG KINGROLE LIMITED | | Live |
| KINGROLE INDUSTRY (HONGKONG) LIMITED | Private company limited by shares | Live |
| KINGROLL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| KINGRON EDUCATION LIMITED | Private company limited by shares | Live |
| KINGRON INTERNATIONAL ELECTRONIC LIMITED | Private company limited by shares | Dissolved |
| KINGRON GROUP CO., LIMITED | Private company limited by shares | Live |
| BEI JING KINGRON QUEEN CO., LIMITED | Private company limited by shares | Dissolved |
| KINGRON Technology Co., Limited | Private company limited by shares | Live |
| Kingron Import & Export Trading Limited | Private company limited by shares | Live |
| KINGRONG ENTERPRISE LIMITED | Private company limited by shares | Live |
| KINGROOT INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| KINGROOT INTERNATIONAL LIMITED | Private company limited by shares | Live |
| KINGROUP LIMITED | Private company limited by shares | Live |
| Kingrover Supply Limited | Private company limited by shares | Live |
| KINGROW COMPANY LIMITED | Private company limited by shares | Dissolved |
| KINGROW INVESTMENT & TRADE CO., LIMITED | Private company limited by shares | Live |
| KINGROW DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| KINGROW PLATING EQUIPMENT LIMITED | Private company limited by shares | Dissolved |
| KINGROW INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Kingrowleds Co., Limited | Private company limited by shares | Live |
| KINGROY LIMITED | Private company limited by shares | Dissolved |