| HK XINKAI LIMITED | Private company limited by shares | Live |
| XINKAI LIMITED | | Live |
| XINKAI CO., LIMITED | Private company limited by shares | Live |
| Xinkai Jewelry Leasing Co., Limited | Private company limited by shares | Live |
| Xinkai Metal & Plastic Products (H.K) Co., Limited | Private company limited by shares | Dissolved |
| HK XINKAI TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| XINKAI TRADING CO., LIMITED | Private company limited by shares | Live |
| XINKAI CHRISTMAS GIFT (HK) LIMITED | Private company limited by shares | Live |
| XINKAI (HK) INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| XINKAI HOLDINGS (GROUP) LIMITED | Private company limited by shares | Live |
| XINKAI (HONG KONG) HOLDINGS COMPANY LIMITED | Private company limited by shares | Live |
| Hong Kong Xinkai International Trade Co., Limited | Private company limited by shares | Live |
| Hong Kong Xinkai Industrial Co., Limited | Private company limited by shares | Live |
| XINKAI OCTOBER (HONG KONG) LIMITED | Private company limited by shares | Live |
| Xinkai Tech Hong Kong Limited | | Live |
| XINKAI TECHNOLOGY (HONG KONG) LIMITED | Private company limited by shares | Live |
| HONG KONG XINKAI TRADE CO., LIMITED | Private company limited by shares | Live |
| Hong Kong Xinkai Trade Co., Limited | | Live |
| CHINA XINKAI INVESTMENT (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| HONGKONG XINKAI GROUP CO., LIMITED | Private company limited by shares | Live |
| HONGKONG XINKAI INDUSTRY COMPANY LIMITED | Private company limited by shares | Live |
| HONGKONG XINKAI MINING INDUSTRY LIMITED | Private company limited by shares | Live |
| SHANGHAI XINKAI ELECTRIC (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| HONGKONG XINKAI SHIPPING LIMITED | Private company limited by shares | Live |
| HongKong Xinkai United International Limited | Private company limited by shares | Live |
| XINKAI INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Live |
| XINKAI INDUSTRY LIMITED | Private company limited by shares | Live |
| XINKAI INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| XINKAI INTERNATIONAL LIMITED | Private company limited by shares | Live |
| GUANGDONG XINKAI INTERNATIONAL LIMITED | Private company limited by shares | Live |
| XINKAI INTERNATIONAL (HK) LIMITED | Private company limited by shares | Live |
| XINKAI INTERNATIONAL INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| XINKAI INTERNATIONAL LOGISTICS (HK) CO., LIMITED | Private company limited by shares | Live |
| XINKAI INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| XINKAI PACKAGING PRODUCTS CO., LIMITED | Private company limited by shares | Live |
| XinKai Rubber And Plastics Co., Limited | Private company limited by shares | Live |
| XINKAI TECHNOLOGY LIMITED | Private company limited by shares | Live |
| XINKAI TRADE LIMITED | Private company limited by shares | Live |
| HONG KONG XINKAI WORLDWIDE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| JIANGYIN XINKAICHENG HOISTING MACHINERY LIMITED | Private company limited by shares | Live |
| HK XINKAICHENG INDUSTRY & TRADING LIMITED | Private company limited by shares | Dissolved |
| XINKAICHUANG (HK) LIMITED | Private company limited by shares | Live |
| XINKAIFENG TRADE LIMITED | Private company limited by shares | Live |
| XINKAIHE LIMITED | Private company limited by shares | Live |
| HK XINKAIHE TRADE LIMITED | Private company limited by shares | Live |
| XINKAIHUI (HONGKONG) INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| Xinkaili Cosmetic Co., Limited | Private company limited by shares | Live |
| HK XinKaiMei (Int'l) Apparel Limited | Private company limited by shares | Dissolved |
| XINKAISHENG TRADING LIMITED | Private company limited by shares | Live |
| XINKAITAI LIMITED | | Live |
| ANPING XINKAIXIANG WIRE MESH CO., LIMITED | Private company limited by shares | Live |
| Xinkaiyuan Limited | Private company limited by shares | Live |