| FASTIC TRANSPORTATION LIMITED | Private company limited by shares | Dissolved |
| FASTIDE LIMITED | Private company limited by shares | Dissolved |
| Fastidious Solutions Limited | | Live |
| FASTIER LIMITED | Private company limited by shares | Live |
| FASTIMPORT LIMITED | Private company limited by shares | Live |
| FASTIN LIMITED | Private company limited by shares | Live Commenced dormancy on 19-Sep-2006 |
| FASTING LIMITED | Private company limited by shares | Dissolved |
| HK Fasting Limited | Private company limited by shares | Live |
| Hongkong International Fasting Traditional Medical Science Institute Limited | Private company limited by shares | Live |
| FASTING INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Transcendental Fasting Media Company Limited | Private company limited by shares | Live |
| FASTINK LIMITED | Private company limited by shares | Live |
| GEM FASTIVAL LIMITED | Private company limited by shares | Live |
| FASTJET ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| FAST-JET GLOBAL COMPANY LIMITED | Private company limited by shares | Live |
| Fastjet Hong Kong Limited | Private company limited by shares | Live |
| FASTLAB LIMITED | Private company limited by shares | Live |
| Fastlane CPA Limited | Private company limited by shares | Live |
| FASTLANE LIMITED | Private company limited by shares | Live |
| AEY Fastlane Limited | Private company limited by shares | Live |
| FASTLANE JSK COMPANY LIMITED | Private company limited by shares | Live |
| Fastlane Business CPA Limited | | Live |
| Fastlane Capital Limited | Private company limited by shares | Live |
| FASTLANE INVESTMENT LIMITED | Private company limited by shares | Live |
| FASTLANE SHIPPING LIMITED | | Live |
| Fastlane Swimming Co Limited | Private company limited by shares | Live |
| FASTLEY LIMITED | Private company limited by shares | Dissolved |
| FASTLIGHT LIMITED | | Live |
| FASTLINE LIMITED | Private company limited by shares | Live |
| FASTLINK ASIA LIMITED | Private company limited by shares | Live |
| Fastlink Electronics (CN) Co., Limited | | Live |
| FASTLINK TECHNOLOGIES CO., LIMITED | Private company limited by shares | Live |
| FAST-LINK TEXTILES CO., LIMITED | Private company limited by shares | Live |
| Fastlink Doors Company Limited | Private company limited by shares | Live |
| Fastlink Engineering Limited | | Live |
| FAST-LINK EXPRESS LIMITED | Private company limited by shares | Live |
| Fastlink Global Company Limited | Private company limited by shares | Live |
| FASTLINK INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| FASTLINK NETWORK LIMITED | Private company limited by shares | Live |
| Fastlink Pacific Limited | Private company limited by shares | Live |
| FASTLINK ASIA PACIFIC LIMITED | Private company limited by shares | Live |
| ShenZhen FastLink PCB Limited | Private company limited by shares | Live |
| FASTLINK SHIPPING LIMITED | Private company limited by shares | Live |
| FASTLINK TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| FASTLINK NETWORK TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| FASTLINK TRADING LIMITED | Private company limited by shares | Dissolved |
| FASTLINK INVESTMENTS TRADING CO. LIMITED | Private company limited by shares | Dissolved |
| FASTLINK TRANSPORTATION LIMITED | Private company limited by shares | Live |
| FASTLION (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| FAST-LONG (HK) INTERNATIONAL LIMITED | Private company limited by shares | Live |
| FASTLY COMPANY LIMITED | Private company limited by shares | Dissolved |
| FASTLY LIMITED | Private company limited by shares | Dissolved |
| FASTLY ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Fastlyvpn Limited | Private company limited by shares | Live |
| FASTMAN ELECTRONIC LIMITED | Private company limited by shares | Dissolved |
| FASTMAN INTERNATIONAL LIMITED | Private company limited by shares | Live |
| FASTMART TECHNOLOGY LIMITED | Private company limited by shares | Live |
| FASTMATE SHIPPING LIMITED | Private company limited by shares | Dissolved |
| FASTMAX LIMITED | Private company limited by shares | Dissolved |
| FASTMEAD COMPANY LIMITED | Private company limited by shares | Dissolved |
| HK FASTMEAT TRADING LIMITED | Private company limited by shares | Live |
| FASTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| FASTMET LIMITED | Private company limited by shares | Dissolved |
| FASTMET LIMITED | Private company limited by shares | Live |
| FASTMONEYPAY LIMITED | Private company limited by shares | Live |
| QUADRUPLE OCEANUS FAST-MOVING LIMITED | Private company limited by shares | Dissolved |
| FASTNAIL PRODUCTS LIMITED | Private company limited by shares | Live |
| FASTNET LIMITED | Private company limited by shares | Dissolved |
| FASTNET LIMITED | Private company limited by shares | Live |
| FastNet Limited | | Live |
| FASTNET ASIA LIMITED | Private company limited by shares | Live |
| FASTNET ENTERPRISE LIMITED | Private company limited by shares | Live |
| FASTNET SECRETARIES LIMITED | Private company limited by shares | Dissolved |
| FASTO COMPANY LIMITED | Private company limited by shares | Dissolved |
| FASTO LIMITED | Private company limited by shares | Dissolved |
| FASTOLF ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| FASTOM LIMITED | Private company limited by shares | Live |
| FASTOM INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| FASTON LIMITED | Private company limited by shares | Dissolved |
| FASTON BEST TRADE CO., LIMITED | Private company limited by shares | Live |
| FASTON ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| FASTON INVESTMENTS LIMITED | Private company limited by shares | Live |
| Faston Trading Limited | Private company limited by shares | Live |
| FASTONE LIMITED | Private company limited by shares | Live |
| FASTONE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| FASTOP LIMITED | Private company limited by shares | Live |
| FASTOPS ENTERPRISE LIMITED | | Live |
| FASTOR RA LIMITED | Private company limited by shares | Dissolved |
| FaStorm.com Limited | Private company limited by shares | Live |
| FASTOWN INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| FASTPAC LIMITED | Private company limited by shares | Live |
| HK OCEAN FASTPACE GROUP RESPONSIBLE LIMITED | Private company limited by shares | Dissolved |
| FASTPACK S.A HK BRANCH LIMITED | Private company limited by shares | Live |
| FASTPARK COMPANY LIMITED | Private company limited by shares | Dissolved |
| FASTPCBA CO., LIMITED | Private company limited by shares | Live |
| FASTPCBA ELECTRONICS COMPANY LIMITED | Private company limited by shares | Live |
| Fastplay (Hong Kong) Limited | Private company limited by shares | Live |
| FASTPORT AIR & SEA SERVICE LIMITED | Private company limited by shares | Dissolved |
| FASTPOST GLOBAL COMPANY LIMITED | Private company limited by shares | Live |
| FASTPOTATO INTERACTIVE LIMITED | Private company limited by shares | Dissolved |