| TICH GIANG INTERNATIONAL LIMITED | Private company limited by shares | Live |
| TICH INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Tiche Service Limited | Private company limited by shares | Live |
| TICHEM INDUSTRY CO LIMITED | | Live |
| TICHFIELD LIMITED | Private company limited by shares | Dissolved |
| TICHI NETHERLANDS HEALTH BIOLOGICAL LIMITED | Private company limited by shares | Live |
| Ti-Chi Group (Hong Kong) Limited | Private company limited by shares | Live |
| Tichic Limited | Private company limited by shares | Live |
| TICHIP TECHNOLOGY (HONG KONG) LIMITED | | Live |
| TICHIT LIMITED | Private company limited by shares | Live |