| HK HUAHAI LIMITED | Private company limited by shares | Live |
| HUAHAI CHEM GROUP LIMITED | Private company limited by shares | Live |
| HUAHAI CO., LIMITED | Private company limited by shares | Live |
| CHINA HUAHAI GLOBAL SUPPLY CHAIN CO., LIMITED | | Live |
| SHENZHEN HUAHAI CHENGXIN ELECTRONIC DISPLAY TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| SHENZHEN HUAHAI CHENXIN ELECTRONIC DISPLAY TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HUAHAI ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| Shanxi Huahai Airport Engineering Technology Co., Limited | Private company limited by shares | Live |
| Huahai Film (Hongkong) International Culture Media Co., Limited | Private company limited by shares | Live |
| QINGDAO HUAHAI OCEAN MARINE ENGINEERING CO., LIMITED | Private company limited by shares | Dissolved |
| QINGDAO HUAHAI OCEAN MARINE ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| HUAHAI IMP & EXP TRADE CO., LIMITED | Private company limited by shares | Live |
| Kowloon (H.K.) HuaHai International Trade Co., Limited | Private company limited by shares | Live |
| HUAHAI BUSINESS TRIPS CONSULTATION LIMITED | Private company limited by shares | Live |
| HUAHAI CORP. LIMITED | Private company limited by shares | Dissolved |
| HUAHAI (HONG KONG) CORP. LIMITED | Private company limited by shares | Live |
| HUAHAI OCEAN FISHERY COMPANY LIMITED | Private company limited by shares | Dissolved |
| HUAHAI FOOD-STUFF CO., LIMITED | Private company limited by shares | Dissolved |
| CHINA HUAHAI CULTURAL INDUSTRY (H.K.) INTERNATIONAL GROUP LIMITED | Private company limited by shares | Live |
| HUAHAI GROUP HONG KONG INT'L INVESTMENT CO., LIMITED | Private company limited by shares | Dissolved |
| Huahai Industrial Hk Limited | Private company limited by shares | Live |
| Huahai brand Industrial Limited | Private company limited by shares | Live |
| HUAHAI ENERGY (HONG KONG) CORP. LIMITED | Private company limited by shares | Live |
| HUAHAI STOCK (HONG KONG) LIMITED | Private company limited by shares | Live |
| Huahai Technologies (Hong Kong) Pte. Limited | Private company limited by shares | Live |
| Huahai Lingtian Science and Technology (Hong Kong) Co. Limited | Private company limited by shares | Live |
| HUAHAI CAPITAL MANAGEMENT LIMITED | Private company limited by shares | Live |
| Huahai (Hong Kong) Petroleum Engineering Company Limited | Private company limited by shares | Live |
| HUAHAI SHIPPING ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| Huahai New Technology Limited | Private company limited by shares | Live |
| HUAHAI TIMBER COMPANY LIMITED | Private company limited by shares | Live |
| HUAHAI TOYS LIMITED | Private company limited by shares | Live |
| HUAHAI TRADE HK LIMITED | | Live |
| HUAHAI TRADING LIMITED | Private company limited by shares | Live |
| Huahai Transportation Equipment Technical Service Co., Limited | Private company limited by shares | Dissolved |
| HK HUAHAIFENG INDUSTRY DEVELOPMENT LIMITED | Private company limited by shares | Live |
| Huahaixin Technology Co., Limited | Private company limited by shares | Live |
| HUAHAIYUAN WIRE MESH LIMITED | Private company limited by shares | Live |
| HK HUAHAIYUN TRADING CO., LIMITED | Private company limited by shares | Live |