| ANSTAG LIMITED | Private company limited by shares | Dissolved |
| ANSTAL MARKETING PRODUCTION LIMITED | Private company limited by shares | Live |
| ANSTALK HOLDING LIMITED | Private company limited by shares | Live |
| CHINA ANSTAN SCIENCE AND TECHNOLOGY INDUSTRY SERVICES LIMITED | Private company limited by shares | Live |
| ANSTAR LIMITED | Private company limited by shares | Dissolved |
| ANSTAR LIMITED | Private company limited by shares | Live |
| ANSTARTS LIMITED | Private company limited by shares | Live |
| ANS-Tech Limited | | Live |
| ANSTEL LIMITED | Private company limited by shares | Dissolved |
| Anstell Co. Limited | Private company limited by shares | Live |
| ANSTEP LIMITED | Private company limited by shares | Dissolved |
| Anstep Concept Co., Limited | Private company limited by shares | Live |
| ANSTEPA LIMITED | Private company limited by shares | Live |
| ANSTER TRADING LIMITED | Private company limited by shares | Live |
| ANSTEY ESTATES LIMITED | Private company limited by shares | Live |
| ANSTEY (HONG KONG) LIMITED | Private company limited by shares | Live |
| ANSTEY INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| ANSTEY INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| ANSTIN LIMITED | Private company limited by shares | Dissolved |
| ANSTON LIMITED | Private company limited by shares | Dissolved |
| ANSTON LIMITED | Private company limited by shares | Dissolved |
| ANSTON ENTERPRISES LIMITED | Private company limited by shares | Live |
| ANSTONE INVESTMENT LIMITED | Private company limited by shares | Live |
| ANSTONSEA INTERNATIONAL CO., LIMITED | Private company limited by shares | Dissolved |
| ANSTOY INDUSTRIAL LIMITED | | Live |
| ANSTRON INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| ANSTT GROUP (HONG KONG) LIMITED | Private company limited by shares | Dissolved |