| MAIN SUPER LIMITED | Private company limited by shares | Dissolved |
| MAIN SUPPLY LIMITED | Private company limited by shares | Dissolved |
| MAIN SURPLUS LIMITED | Private company limited by shares | Live |
| MAIN SYSTEM LIMITED | Private company limited by shares | Dissolved |
| Main Systems Limited | Private company limited by shares | Live |
| MAIN TALENT LIMITED | Private company limited by shares | Dissolved |
| MAIN TALENT LIMITED | Private company limited by shares | Live |
| MAIN TAPE ASIA, LIMITED | Private company limited by shares | Dissolved |
| MAIN TARGET LIMITED | Private company limited by shares | Live |
| MAIN TARGET ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| MAIN TARGET ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| MAIN TARGET INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| MAIN TARGET INVESTMENTS LIMITED | Private company limited by shares | Live |
| Main Tech HK Limited | Private company limited by shares | Live |
| MAIN TECH ASIA LIMITED | Private company limited by shares | Dissolved |
| Main Tech Holding Limited | | Live |
| ONE MAIN TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Main Technology Limited | Private company limited by shares | Live |
| MAIN POWER TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| MAIN VIEW TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| TEEM MAIN COMPANY LIMITED | Private company limited by shares | Dissolved |
| TEEM MAIN ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| TEEM MAIN INTERNATIONAL LIMITED | Private company limited by shares | Live |
| MAIN TIME LIMITED | Private company limited by shares | Dissolved |
| TONE MAIN LIMITED | Private company limited by shares | Dissolved |
| TONE MAIN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| TOTAL MAIN LIMITED | Private company limited by shares | Dissolved |
| Main Way Toys Company Limited | Private company limited by shares | Live |
| PAN MAIN TRADING COMPANY LIMITED | Private company limited by shares | Live |
| MAIN FIT TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| MAIN WAY TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| MAIN WIN TRADING LIMITED | Private company limited by shares | Dissolved |
| MAIN KEY TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| MAIN FIT TRADING COMPANY LIMITED | Private company limited by shares | Live |
| MAIN BEST TRADING LIMITED | Private company limited by shares | Live |
| MAIN BUSINESS TRADING LIMITED | Private company limited by shares | Live |
| MAIN CAPITAL TRADING LIMITED | Private company limited by shares | Live |
| MAIN CHANNEL TRADING LIMITED | Private company limited by shares | Dissolved |
| MAIN FAIR TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| MAIN GLORY TRADING LIMITED | Private company limited by shares | Live |
| MAIN HOPE TRADING LIMITED | Private company limited by shares | Live |
| MAIN LUCKY TRADING LIMITED | Private company limited by shares | Live |
| MAIN PACIFIC TRADING LIMITED | Private company limited by shares | Dissolved |
| MAIN PACIFIC TRADING LIMITED | Private company limited by shares | Live |
| Point Main Trading Limited | Private company limited by shares | Live |
| MAIN RICHLAND TRADING LIMITED | Private company limited by shares | Live |
| MAIN SUCCESS TRADING LIMITED | Private company limited by shares | Live |
| MAIN TARGET TRADING LIMITED | Private company limited by shares | Dissolved |
| MAIN TEAM TRADING LIMITED | Private company limited by shares | Dissolved |
| TEAM MAIN TRADING LIMITED | | Live |
| MAIN TEAM TRADING LIMITED | | Live |
| MAIN WEALTH TRADING LIMITED | Private company limited by shares | Dissolved |
| MAIN YUEN TRADING LIMITED | Private company limited by shares | Dissolved |
| MAIN TRANSACTION LIMITED | Private company limited by shares | Dissolved |
| MAIN RIVER TRANSPORTATION LIMITED | Private company limited by shares | Live |
| MAIN TREE LIMITED | Private company limited by shares | Dissolved |
| MAIN TRIP LIMITED | Private company limited by shares | Dissolved |
| MAIN TRIUMPH LIMITED | Private company limited by shares | Live |
| Supermanschool (Tsuen Wan Main Campus) Limited | Private company limited by shares | Live |
| TUNE MAIN LIMITED | | Live |
| MAIN UNICORN LIMITED | Private company limited by shares | Dissolved |
| MAIN UNITED LIMITED | Private company limited by shares | Dissolved |
| MAIN UNITED LIMITED | Private company limited by shares | Live |
| MAIN UPWARD LIMITED | | Live |
| MAIN VAST LIMITED | Private company limited by shares | Live |
| MAIN VICTORIA LIMITED | Private company limited by shares | Live |
| MAIN VICTORY LIMITED | Private company limited by shares | Live |
| MAIN VISION LIMITED | Private company limited by shares | Live |
| MAIN VISION ENTERPRISES LIMITED | Private company limited by shares | Live |
| MAIN WAVE LIMITED | Private company limited by shares | Dissolved |
| MAIN WAVE LIMITED | Private company limited by shares | Live |
| MAIN WEALTH LIMITED | Private company limited by shares | Dissolved |
| MAIN WEALTH LIMITED | Private company limited by shares | Live |
| MAIN WEALTH INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| MAIN WEALTH INVESTMENT LIMITED | Private company limited by shares | Live |
| MAIN WEALTHY LIMITED | Private company limited by shares | Live |
| WELL MAIN LIMITED | Private company limited by shares | Live |
| MAIN WELL LIMITED | Private company limited by shares | Dissolved |
| MAIN WELL LIMITED | Private company limited by shares | Dissolved |
| MAIN WIND COMPANY LIMITED | Private company limited by shares | Live |
| MAIN WING LIMITED | Private company limited by shares | Live |
| OCEAN WINNER MAIN COMPANY LIMITED | Private company limited by shares | Live |
| MAIN WINNING LIMITED | Private company limited by shares | Live |
| WISE MAIN LIMITED | | Live |
| WISE MAIN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| MAIN YEARS LIMITED | Private company limited by shares | Dissolved |
| MAIN YEARS LIMITED | Private company limited by shares | Dissolved |
| MAIN YIELD LIMITED | | Live |
| MAIN YORK COMPANY LIMITED | Private company limited by shares | Dissolved |
| MAIN YOUNG COMPANY LIMITED | Private company limited by shares | Dissolved |
| Main1938 Limited | Private company limited by shares | Live |
| Hong Kong Maina Consultant Company Limited | | Live |
| MAINACE LIMITED | Private company limited by shares | Dissolved |
| MAINADV HONG KONG LIMITED | Private company limited by shares | Live |
| MAINAME LIMITED | Private company limited by shares | Dissolved |
| MAINAP LIMITED | Private company limited by shares | Dissolved |
| HK MAINARDO SHOES LIMITED | Private company limited by shares | Live |
| MAINART LIMITED | Private company limited by shares | Dissolved |
| MAINART TRADING COMPANY LIMITED | Private company limited by shares | Live |
| MAINATION LIMITED | Private company limited by shares | Live |