| H-Concept Consultancy Company Limited | Private company limited by shares | Live |
| HCore Technology (H.K.) Co., Limited | Private company limited by shares | Dissolved |
| Hcoremob Co., Limited | Private company limited by shares | Live |
| HCPECT INTERNATIONAL RECYCLING COMPANY LIMITED | Private company limited by shares | Live |
| HC-RICHFLY TRADE CO., LIMITED | | Live |
| H.C.S. INTERNATIONAL INVESTMENT CO., LIMITED | Private company limited by shares | Dissolved |
| HK H.C.S TRADE CO., LIMITED | Private company limited by shares | Live |
| FRANCE H.C.S. GROUP (CHINA) LIMITED | Private company limited by shares | Live |
| HC'S INVESTMENT CAPITAL MANAGEMENT ASIA LIMITED | Private company limited by shares | Dissolved |
| HCSHENG TRADE LIMITED | | Live |
| HCSIV HK LIMITED | Private company limited by shares | Dissolved |
| HCSS LIMITED | Private company limited by shares | Live |
| HCSTONE LIMITED | Private company limited by shares | Live |
| HCTH Trade Co., Limited | Private company limited by shares | Live |
| HCTRIMS INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| HCTS HANSECONTROL CERTIFICATION AND TESTING SERVICES LIMITED | Private company limited by shares | Live |
| H-Cube Solutions Limited | Private company limited by shares | Live |
| Hcuk Limited | Private company limited by shares | Dissolved |
| Shenzhen HCVision Technology Limited | Private company limited by shares | Live |
| HCXING INDUSTRIAL LIMITED | Private company limited by shares | Live |
| HCYW Investment Limited | Private company limited by shares | Live |
| H&C&Z INDUSTRIAL (HONGKONG) LIMITED | Private company limited by shares | Dissolved |
| HONGKONG H.C.Z. PAPER LIMITED | Private company limited by shares | Dissolved |
| HCZI Limited | Private company limited by shares | Live |
| HCZL LIMITED | | Live |
| HK HCZX LIMITED | | Live |