| Fast-S Electronic Technology Limited | Private company limited by shares | Live |
| MK. FAST&SAFE (HK) CO., LIMITED | Private company limited by shares | Live |
| Fastsea Industry Limited | Private company limited by shares | Live |
| FAST-SEMI ASIA CO., LIMITED | Private company limited by shares | Live |
| FAST-SEMI ELECTRONICS CO LIMITED | Private company limited by shares | Live |
| Fastsend Store Limited | Private company limited by shares | Dissolved |
| FASTSERVE MARITIME AGENCIES LIMITED | Private company limited by shares | Live |
| FASTSET LIMITED | Private company limited by shares | Dissolved |
| FASTSHEEN INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| FASTSOFT LIMITED | Private company limited by shares | Live |
| FASTSON LIMITED | Private company limited by shares | Dissolved |
| FASTSON TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| FASTSON TRANSPORTATION LIMITED | Private company limited by shares | Live |
| FASTSPEED LIMITED | Private company limited by shares | Dissolved |
| FASTSPEED TRADING COMPANY LIMITED | Private company limited by shares | Live |
| FASTSTAR INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| FASTSTAR SEA AND AIR SERVICE LIMITED | Private company limited by shares | Dissolved |
| FASTSTARTASIA LIMITED | Private company limited by shares | Dissolved |
| FASTSTAY (HK) LIMITED | Private company limited by shares | Dissolved |
| FASTSTYLE ENTERTAINMENTS LIMITED | Private company limited by shares | Dissolved |
| FASTSWIFT LIMITED | Private company limited by shares | Dissolved |