| TSUN YIP ELECTRICAL ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| TSUN WING ELECTRICAL CO. LIMITED | Private company limited by shares | Live |
| TSUN TAT EMBROIDERY COMPANY LIMITED | | Live |
| TIN TSUN ENVIRONMENTAL & ENERGY WATERWORKS TECHNOLOGY INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| TSUN Energy Investment Company Limited | Private company limited by shares | Live |
| TIN TSUN ENERGY RESOURCES LIMITED | Private company limited by shares | Live Commenced dormancy on 06-Aug-2012 |
| TSUN WAH ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| KEI TSUN ENGINEERING LIMITED | Private company limited by shares | Live |
| TSUN FAT ENGINEERING CO. LIMITED | Private company limited by shares | Dissolved |
| KAI TSUN ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| PAK TSUN ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| TSUN YIP ENGINEERING LIMITED | Private company limited by shares | Live |
| TSUN YIU ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| PO TSUN ENGINEERING LIMITED | Private company limited by shares | Live |
| TSUN TAT ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| TSUN WAI ENGINEERING LIMITED | Private company limited by shares | Live |
| BAK TSUN ENGINEERING LIMITED | Private company limited by shares | Live |
| Tsun Yik Engineering Company Limited | Private company limited by shares | Live |
| Tsun Ki Engineering Limited | Private company limited by shares | Live |
| TSUN HO ENGINEERING LIMITED | Private company limited by shares | Live |
| Tsun Yu Engineering Limited | Private company limited by shares | Live |
| TSUN KIU ENGINEERING LIMITED | Private company limited by shares | Live |
| TSUN MAX ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| TSUN TAT E&M ENGINEERING (ASIA) LIMITED | Private company limited by shares | Live |
| Sun Tsun Mechanical Engineering Company Limited | Private company limited by shares | Dissolved |
| NGAI TSUN ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| NGAI TSUN ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| TSUN LONG SCAFFOLDING ENGINEERING LIMITED | Private company limited by shares | Live |
| T-SUN ENTERPRISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| TSUN KIT ENTERPRISES COMPANY LIMITED | Private company limited by shares | Live |
| TSUN SUM ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| TSUN TAK ENTERPRISES LIMITED | Private company limited by shares | Live |
| TSUN MING ENTERPRISES COMPANY LIMITED | Private company limited by shares | Dissolved |
| Tsun Ki Exhibition Engineering Limited | Private company limited by shares | Live |
| TSUN TAT PLASTIC BOTTLE FACTORY LIMITED | Private company limited by shares | Dissolved |
| KAM TSUN FASHION COMPANY LIMITED | Private company limited by shares | Dissolved |
| SUN TSUN FINANCE COMPANY LIMITED | Private company limited by shares | Dissolved |
| TSUN FAT FINANCE COMPANY LIMITED | Private company limited by shares | Live |
| HO TSUN FOODS LIMITED | Private company limited by shares | Live |
| TSUN FAT FORKLIFT LIMITED | Private company limited by shares | Live |
| TSUN FAT FORWARDING COMPANY LIMITED | Private company limited by shares | Dissolved |
| TSUN FAT FORWARDING COMPANY LIMITED | Private company limited by shares | Dissolved |
| TSUN FUNG ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| TSUN FUNG ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| TSUN FUNG LOGISTIC LIMITED | Private company limited by shares | Live |
| TSUN FUNG MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| TSUN WEI GLOVES FACTORY LIMITED | Private company limited by shares | Live |
| TSUN WOO GROUP LIMITED | Private company limited by shares | Dissolved |
| TSUN TAT EDUCATIONAL GROUP LIMITED | Private company limited by shares | Dissolved |
| Tsun Yip Group (Hong Kong) Limited | | Live |
| TONG TSUN GROUP INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| TSUN LOONG GROUP LIMITED | Private company limited by shares | Live |
| Wing Tsun Group Limited | Private company limited by shares | Live |
| Guangzhou T-Sun Tent Co., Limited | Private company limited by shares | Live |
| KAN TSUN FAT GYMNASIUM LIMITED | Private company limited by shares | Dissolved |
| TSUN HING COMPANY LIMITED | Private company limited by shares | Dissolved |
| TSUN HING COMPANY LIMITED | Private company limited by shares | Live |
| Tsun Hing Engineering Co. Limited | Private company limited by shares | Live |
| TSUN HING HONG LIMITED | Private company limited by shares | Live |
| TSUN HING MOTOR LIMITED | Private company limited by shares | Live |
| LO TSUN LOK (HOLDING) LIMITED | Private company limited by shares | Dissolved |
| LIK TSUN HOLDING LIMITED | Private company limited by shares | Live |
| Ching Tsun Internet Technologies (HK) Holdings Limited | Private company limited by shares | Live |
| TSUN FAT HONG LIMITED | Private company limited by shares | Live |
| Bethel Mission of China (Hong Kong) Tsun Lei Church Limited | Company limited by guarantee | Live |
| WAH TSUN (HONG KONG) ENGINEERING COMPANY LIMITED | | Live |
| TSUN FAI IMPEX COMPANY LIMITED | Private company limited by shares | Live |
| TSUN FA INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| TSUN TAI INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| TSUN TAT INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Live |
| TSUN HO INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| TSUN YIN INDUSTRIAL LIMITED | Private company limited by shares | Live |
| T-SUN INDUSTRIAL LIMITED | Private company limited by shares | Live |
| Sen Tsun Industrial Co, Limited | Private company limited by shares | Live |
| TSUN HO INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Live |
| Sen Lam Tsun Industrial Company Limited | Private company limited by shares | Live |
| TSUN FUNG INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| TSUN TAK HI-TECH INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| TSUN TAT INDUSTRIAL (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| KAM TSUN INDUSTRIAL INSTALLATION LIMITED | Private company limited by shares | Live |
| TSUN LUNG INDUSTRIAL LIMITED | Private company limited by shares | Live |
| TSUN SHING PRODUCTS INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Live |
| WING TSUN INDUSTRIAL COMPANY, LIMITED | Private company limited by shares | Dissolved |
| TSUN YUEN INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| TSUN YIP INDUSTRY TRADE LIMITED | Private company limited by shares | Live |
| Tsun Yu Infrastructure Limited | Private company limited by shares | Live |
| TIN TSUN INFRASTRUCTURE ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| TSUN TAN INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| TSUN KIN INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| C. Y. TSUN INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| TSUN FAT INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| TSUN FU INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| TSUN YAN INVESTMENT LIMITED | Private company limited by shares | Live |
| TSUN WAI INVESTMENT LIMITED | Private company limited by shares | Live |
| TSUN LEE INVESTMENT LIMITED | Private company limited by shares | Live |
| YUNG TSUN INVESTMENTS LIMITED | Private company limited by shares | Live |
| TSUN YIP IRON ART COMPANY LIMITED | Private company limited by shares | Live |
| KA TSUN KNITTING FACTORY LIMITED | Private company limited by shares | Dissolved |
| TSUN TAT KNITTING FACTORY COMPANY LIMITED | Private company limited by shares | Dissolved |
| TSUN MING (HONG KONG) ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |