| KINGLON MKHS LIMITED | Private company limited by shares | Live |
| KINGLONG INC LIMITED | Private company limited by shares | Dissolved |
| KINGLONG BUSINESS LIMITED | Private company limited by shares | Live |
| Kinglong Catering Limited | Private company limited by shares | Live |
| KINGLONG CENTURY LIMITED | Private company limited by shares | Live |
| HK KINGLONG JEWELRY GROUP LIMITED | Private company limited by shares | Live |
| KINGLONG LIGHTING HK LIMITED | Private company limited by shares | Live |
| KINGLONG MANUFACTURING LIMITED | Private company limited by shares | Live |
| KINGLONG TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Kinglong Trading Limited | Private company limited by shares | Live |
| KINGLONGROYAL TECHOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |