| TSZ1110 Limited | | Live |
| Tszchiu Limited | Private company limited by shares | Live |
| TsZk Company Limited | | Live |
| Tszki Healthcare Co. Limited | Private company limited by shares | Live |
| Tszkiubeautyplus Limited | | Live |
| HK TSZKWAN CAFE LIMITED | Private company limited by shares | Live |
| TSZLOK LIMITED | Private company limited by shares | Live |
| Tszmei Global Limited | Private company limited by shares | Live |
| TSZSHING LIMITED | Private company limited by shares | Live |
| TSZTSZ SUCCESS LIMITED | | Live |
| Tszwai One Holding Group Company Limited | | Live |
| TSZY PHOTOELECTRIC TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| TSZYIM COMPANY LIMITED | Private company limited by shares | Live |
| TSZYING LIMITED | | Live |