| HUILA LIMITED | Private company limited by shares | Dissolved |
| HUILAIN HUISHENG (HONG KONG) LIMITED | Private company limited by shares | Live |
| HUILAN LIMITED | Private company limited by shares | Live |
| HUILAN INTERNATIONAL ELECTRICIAN LIMITED | Private company limited by shares | Live |
| HUILAN TRADE EXPAND LIMITED | Private company limited by shares | Live |
| HUILAN TECHNOLOGY LIMITED | | Live |
| HUILAN TRADE LIMITED | Private company limited by shares | Live |
| HK HUILAN TRADE LIMITED | Private company limited by shares | Live |
| Huilan Trading Limited | | Live |
| HUILANXIN LIMITED | Private company limited by shares | Live |