| TOPA ENTERPRISE LIMITED | Private company limited by shares | Live |
| TOPABLE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| MAIN TOPABLE LIMITED | Private company limited by shares | Live |
| TOPAC COMPANY LIMITED | Private company limited by shares | Dissolved |
| TOPAC LIMITED | Private company limited by shares | Live |
| TOPAC CARGO SERVICES LIMITED | Private company limited by shares | Live |
| ToPac Works (Hong Kong) Limited | Private company limited by shares | Live |
| TOP-ACCESS ELECTRONICS CO. LIMITED | Private company limited by shares | Live |
| TOPACE LIMITED | Private company limited by shares | Live |
| TOPACE INC LIMITED | Private company limited by shares | Live |
| TOPACE ASIA LIMITED | Private company limited by shares | Dissolved |
| TOPACE ASIA LIMITED | Private company limited by shares | Live |
| TOPACE INNOVATION COMPANY LIMITED | Private company limited by shares | Live |
| TOPACE INVESTMENT LIMITED | Private company limited by shares | Live |
| TOPACE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| ToPacific Limited | Private company limited by shares | Dissolved |
| TOPACK (HONG KONG) LIMITED | Private company limited by shares | Live |
| TOPACK Machinery Limited | Private company limited by shares | Live |
| Top-Acme Limited | Private company limited by shares | Live |
| TOPADAPTOR CO., LIMITED | Private company limited by shares | Live |
| Topads Limited | Private company limited by shares | Live |
| TOPAGE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Topai Crafts Industrial Co., Limited | Private company limited by shares | Live |
| TOPAID COMPANY LIMITED | Private company limited by shares | Dissolved |
| TOPAIR (H.K.) LIMITED | Private company limited by shares | Live |
| Oceanlink Topair International Co., Limited | | Live |
| TOPAIR FREIGHT SYSTEM (HK) LIMITED | Private company limited by shares | Dissolved |
| TOPAK HOLDING (HONG KONG) CO., LIMITED | Private company limited by shares | Dissolved |
| TOPAK INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Topak International Co., Limited | | Live |
| TOPAK International HongKong Holdings Co., Limited | | Live |
| TOPALCO LIMITED | Private company limited by shares | Dissolved |
| TOPALCO LIMITED | Private company limited by shares | Dissolved |
| TOPALL LIMITED | Private company limited by shares | Live |
| TopAlliance Biosciences Hong Kong Limited | | Live |
| Topalliance Trading (HK) Co., Limited | | Live |
| TOPALLY PROPERTY INVESTMENT CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| TOPALONG LEAN SUPPLY (H.K.) LIMITED | Private company limited by shares | Live |
| TOPAN LIMITED | Private company limited by shares | Dissolved |
| TOPAN LIMITED | Private company limited by shares | Live |
| TOPANAN COMPANY LIMITED | Private company limited by shares | Dissolved |
| Topanga Asia Limited | Private company limited by shares | Live |
| TOPAPE TECHNOLOGY LIMITED | | Live |
| TOPAPPLE GROUP LIMITED | Private company limited by shares | Live |
| TOPARC INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| TOPARCH COMPANY LIMITED | Private company limited by shares | Dissolved |
| TOPARCHY LIMITED | Private company limited by shares | Live |
| TOPARK LIMITED | Private company limited by shares | Live |
| TOPARTS HANDBAGS MANUFACTURER COMPANY LIMITED | Private company limited by shares | Dissolved |
| Toparyhk Limited | | Live |
| TOPAS ELECTRONICS (HONG KONG) LIMITED | Private company limited by shares | Live |
| TOPAS GROUP LIMITED | | Live |
| TOPAS INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| TOPASIA LIMITED | Private company limited by shares | Live |
| TOP-ASIA INVESTMENT HOLDING LIMITED | Private company limited by shares | Dissolved |
| TOPASIA INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| ORIENTAL TOPASIA INVESTMENTS LIMITED | Private company limited by shares | Live |
| TOPASIA PACIFIC LIMITED | Private company limited by shares | Dissolved |
| TOPASIA PACIFIC LIMITED | Private company limited by shares | Live |
| TOPASIA RESOURCES LIMITED | Private company limited by shares | Dissolved |
| TOPASIA SHIPPING LIMITED | Private company limited by shares | Dissolved |
| TOPASIA SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| TopAsiaTops Limited | Private company limited by shares | Live |
| TOPASS INDUSTRIAL LIMITED | Private company limited by shares | Live |
| TOPASS TECHNOLOGY LIMITED | Private company limited by shares | Live |
| TOPATENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| TOPATEX LIMITED | Private company limited by shares | Live |
| TOPATH LIMITED | Private company limited by shares | Dissolved |
| TOPATOM INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| TOPAUL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| TOPAVISION CO., LIMITED | Private company limited by shares | Dissolved |
| TOPAX INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| TOPAXEN LIMITED | Private company limited by shares | Live |
| TOPAZ LIMITED | Private company limited by shares | Live |
| TOPAZ ACCESSORIES LIMITED | Private company limited by shares | Dissolved |
| TOPAZ ADVERTISING AGENCY LIMITED | Private company limited by shares | Dissolved |
| Topaz Asia Limited | Private company limited by shares | Live |
| HK TOPAZ IMPORT&EXPORT CO., LIMITED | Private company limited by shares | Live |
| TOPAZ COLLECTION LIMITED | Private company limited by shares | Dissolved |
| TOPAZ COMMERCE LIMITED | Private company limited by shares | Live |
| TOPAZ COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| TOPAZ IMMIGRATION CONSULTING LIMITED | Private company limited by shares | Live |
| TOPAZ CORPORATION LIMITED | Private company limited by shares | Live |
| Topaz Edelweiss Company Limited | Company limited by guarantee | Live |
| TOPAZ ELECTRONICS (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| TOPAZ ENERGY CORPORATION LIMITED | Private company limited by shares | Live |
| Topaz E&M Engineering Company Limited | Private company limited by shares | Live |
| TOPAZ ENGINEERS COMPANY LIMITED | Private company limited by shares | Dissolved |
| TOPAZ ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| TOPAZ ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| TOPAZ ENTERPRISING LIMITED | Private company limited by shares | Dissolved |
| TOPAZ GARMENT FACTORY LIMITED | Private company limited by shares | Dissolved |
| Topaz Financial Group Limited | Private company limited by shares | Live |
| TOPAZ GLOBAL LIMITED | Private company limited by shares | Dissolved |
| GRAND TOPAZ LIMITED | | Live |
| TOPAZ INTERNATIONAL GROUP CO., LIMITED | Private company limited by shares | Live |
| TOPAZ GROUP ENTERTAINMENT LIMITED | Private company limited by shares | Dissolved |
| TOPAZ & J (HK) LIMITED | Private company limited by shares | Live |
| Topaz Company (HK) Limited | | Live |
| Eastern Topaz Holding Limited | Private company limited by shares | Live |