| Tsingee Jewelry Co., Limited | Private company limited by shares | Live |
| Tsingfai Solutions China Limited | Private company limited by shares | Live |
| TSINGHUA LIMITED | Private company limited by shares | Live |
| TSINGHUA EDIFICATION INVESTMENT LIMITED | Private company limited by shares | Live |
| TsingHua HuaFeng Company Limited | Private company limited by shares | Live |
| Tsinghua Shipping Limited | Private company limited by shares | Live |
| Tsinghuan Industrial Co., Limited | Private company limited by shares | Live |
| TSINGHUA-OHIO BIOTECHNOLOGY INSTITUTE LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Tsingko Technology Limited | | Live |
| Tsingmicro Intelligent Technology Co., Limited | Private company limited by shares | Live |
| TsingPeng (HK) Intelligence Limited | | Live |
| Tsingran Industrial Co., Limited | Private company limited by shares | Live |
| TSINGSHAN OCEAN SHIPPING LIMITED | Private company limited by shares | Live |
| HONGKONG TSINGSO INDUSTRIAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| TSINGSTONE CAPITAL LIMITED | Private company limited by shares | Live |
| TSINGSTONE HOLDING (HONG KONG) LIMITED | | Live |
| TSINGSTONE ASSET MANAGEMENT GROUP LIMITED | | Live |
| TSINGTAO LIMITED | Private company limited by shares | Live |
| TSINGTAO BEVERAGE COMPANY LIMITED | Private company limited by shares | Live |
| TSINGTAO WHISKY CO., LIMITED | | Live |
| TSINGTAO ENTERPRISE LIMITED | Private company limited by shares | Live |
| TSINGTAO MOTORS LIMITED | Private company limited by shares | Dissolved |
| TSINGTAO TRADING HK LIMITED | Private company limited by shares | Dissolved |
| E. TUNG PROPERTIES (TSINGTAO) LIMITED | Private company limited by shares | Dissolved |
| Tsing-Tech Biometrics Limited | Private company limited by shares | Live |
| TSING-TECH INNOVATIONS COMPANY LIMITED | Private company limited by shares | Live |
| TSINGTING CONSULTING CO., LIMITED | Private company limited by shares | Live |
| HONG KONG TSINGTSING ENVIRONMENTAL GOVERNANCE TECHNIQUES COMPANY LIMITED | Private company limited by shares | Live |
| TsingWa Technological Research Limited | | Live |
| TsingYao Technology Limited | | Live |
| TSINGYI BULK PACKAGING (HK) LIMITED | Private company limited by shares | Dissolved |
| TSING-YI REALTY, LIMITED | Private company limited by shares | Dissolved |
| Tsingyueprosp Co., Limited | | Live |
| TSINHAN LIMITED | Private company limited by shares | Live |
| TSINLIEN HOROLOGIA COMPANY LIMITED | Private company limited by shares | Live |
| TSINLIEN REALTY LIMITED | Private company limited by shares | Live |
| Tsin-Ra Landscape Limited | Private company limited by shares | Live |
| TSINSK INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| TSINWAY (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| DONGGUAN TSINY MOTOR INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| Tsisun Technology Limited | Private company limited by shares | Live |
| TSIT ON ICE COMPANY LIMITED | Private company limited by shares | Live |
| TSIT ON ICE BOAT LIMITED | Private company limited by shares | Dissolved |
| Sun Lee Tsit Enterprise Limited | Private company limited by shares | Live |
| TSIT ON ICE FACTORY LIMITED | Private company limited by shares | Live |
| TSIT ON PROPERTIES LIMITED | Private company limited by shares | Live |
| TSIT WING INVESTMENT COMPANY, LIMITED | Private company limited by shares | Dissolved |
| Tsitda Trading Limited | | Live |
| TSITE GROUP (HK) CO., LIMITED | Private company limited by shares | Live |
| TSIWINO INDUSTRY LIMITED | Private company limited by shares | Live |
| TSIYING INVESTMENT LIMITED | Private company limited by shares | Dissolved |