| LONGLON ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| longlong Accessories Limited | Private company limited by shares | Live |
| HK LONG-LONG GROUP LIMITED | Private company limited by shares | Live |
| Guangzhou Longlong Jewellery Co., Limited | Private company limited by shares | Live |
| LONGLONG (HK) CO., LIMITED | Private company limited by shares | Live |
| HONGKONG LONGLONG HOLDING LIMITED | Private company limited by shares | Live |
| HONGKONG LONGLONG INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Live |
| LONGLONG INTERNATIONAL LIMITED | Private company limited by shares | Live |
| LONGLONG INTERNATIONAL (HK) LIMITED | Private company limited by shares | Live |
| Longlong International Ship Lease Co., Limited | Private company limited by shares | Live |
| IRONCAT . LONGLONG LIMITED | Private company limited by shares | Live |
| LongLong Technology Limited | Private company limited by shares | Live |
| LONGLONG TRADE LIMITED | | Live |
| LONGLONG UNITED LIMITED | Private company limited by shares | Live |
| Longlongjin Co., Limited | Private company limited by shares | Live |