| ACTUM COMPANY LIMITED | Private company limited by shares | Dissolved |
| ACTURN CARPET LIMITED | Private company limited by shares | Dissolved |
| ACTURN TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| ACTUS LIMITED | Private company limited by shares | Live |
| HK ACTUS LIMITED | Private company limited by shares | Live |
| ACTUS ASIA LIMITED | Private company limited by shares | Live |
| ActusRayPartners Limited | Private company limited by shares | Live |
| ACTUTECH HONGKONG CO., LIMITED | Private company limited by shares | Live |
| Actutex Limited | Private company limited by shares | Live |
| ACTUVA LIMITED | Private company limited by shares | Dissolved |
| Actvertising Limited | Private company limited by shares | Live |
| ACTVIEW LIMITED | Private company limited by shares | Dissolved |
| ACTVISION LIMITED | Private company limited by shares | Dissolved |
| ACTWAY COMPANY LIMITED | Private company limited by shares | Live |
| ACTWEALTH LIMITED | Private company limited by shares | Dissolved |
| ACTWEALTH ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ACTWELL LIMITED | Private company limited by shares | Live |
| ACTWELL INC LIMITED | Private company limited by shares | Live |
| ACTWELL INVESTMENT LIMITED | Private company limited by shares | Live |
| ACTWELL TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| ACTWIN LIMITED | Private company limited by shares | Dissolved |
| ACTWIN INTERNATIONAL LIMITED | Private company limited by shares | Live |
| ACTWIN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| ACTWIN KNITTING FACTORY LIMITED | Private company limited by shares | Dissolved |
| ACTWIN SHIPPING LIMITED | Private company limited by shares | Dissolved |
| ACTWIND TECHNOLOGY (HK) CO., LIMITED | Private company limited by shares | Live |
| ACTWISE LIMITED | Private company limited by shares | Live |
| Actwiser Limited | | Live |
| ACTWOOD LIMITED | Private company limited by shares | Live |
| ACTY Capital Limited | Private company limited by shares | Live |
| ACTY CONSULTATION (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| ACTY GROUP (HK) CO., LIMITED | Private company limited by shares | Live |
| ACTY ENTERPRISES (H.K.) LIMITED | Private company limited by shares | Dissolved |
| ACTY HONGKONG LIMITED | Private company limited by shares | Dissolved |
| Acty Investments Limited | Private company limited by shares | Dissolved |
| ACTY (M.D.P.) LIMITED | Private company limited by shares | Dissolved |
| Actyon Tyre Resources Co., Limited | Private company limited by shares | Live |
| ACTYON TYRE RESOURCES CO., LIMITED | | Live |
| ACTYON INDUSTRIAL DEVELOPMENT CO., LIMITED | Private company limited by shares | Dissolved |
| Actysun (Hong Kong) Company Limited | Private company limited by shares | Dissolved |
| Actyve Limited | | Live |
| ACTYWELL DIGITAL LIMITED | Private company limited by shares | Live |
| ACTYX LIMITED | Private company limited by shares | Dissolved |