| TUN'S PAPER (HOLDINGS) LIMITED | Private company limited by shares | Live |
| HONG KONG TUN'S PAPER LIMITED | Private company limited by shares | Live |
| TUNSBRIDGE (CHINA TRADE) LIMITED | Private company limited by shares | Dissolved |
| TUNSBRIDGE INVESTMENTS CO. LIMITED | Private company limited by shares | Dissolved |
| TUNSBRIDGE TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| TUNSEM ELECTRONICS TECHNOLOGY (HK) CO., LIMITED | Private company limited by shares | Live |
| Tunsgate Limited | Private company limited by shares | Live |
| TUNSHIAR INTERNATIONAL (HK) LIMITED | Private company limited by shares | Live |
| TUNSO CO. LIMITED | Private company limited by shares | Live |
| TUNSON ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| TUNSON INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Tunson Travel Limited | | Live |
| TUNSTALL LIMITED | Private company limited by shares | Dissolved |
| TUNSTALL AGENCIES LIMITED | Private company limited by shares | Dissolved |
| TUNSTALL JEWELRY CO., LIMITED | | Live |
| TUNSTAR ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| TUNSUN LIMITED | Private company limited by shares | Dissolved |
| TUNSUN INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| TUNSY INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |