| Billion Star Health Care Limited | | Live |
| BILLION HEART LIMITED | Private company limited by shares | Dissolved |
| BILLION HEART LIMITED | Private company limited by shares | Live |
| BILLION HEART BIO DEVELOPMENT CO. LIMITED | Private company limited by shares | Live |
| BILLION HEART INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Billion Heng Construction Engineering Co., Limited | | Live |
| BILLION HERITAGE LIMITED | Private company limited by shares | Live |
| BILLION HERO LIMITED | Private company limited by shares | Live |
| HERO BILLION LIMITED | Private company limited by shares | Dissolved |
| BILLION HERO ASIA LIMITED | Private company limited by shares | Dissolved |
| BILLION HERO ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| BILLION HERO INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| HERO BILLION INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| BILLION HERO INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| BILLION HERO INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Billion Hertz Limited | | Live |
| BILLION HIGH LIMITED | Private company limited by shares | Live |
| BILLION HIGH CORPORATION LIMITED | Private company limited by shares | Live |
| BILLION HIGH DEVELOPMENT LIMITED | Private company limited by shares | Live |
| BILLION HIGH ENTERPRISE LIMITED | Private company limited by shares | Live |
| BILLION HIGH HOLDINGS LIMITED | | Live |
| BILLION HIGH INTERNATIONAL LIMITED | Private company limited by shares | Live |
| BILLION HIGH INVESTMENT LIMITED | Private company limited by shares | Live |
| BILLION HIGH INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Live |
| Multi Billion High Technology Limited | Private company limited by shares | Live |
| BILLION HIGH TRADING LIMITED | Private company limited by shares | Live |
| BILLION HILL LIMITED | Private company limited by shares | Dissolved |
| BILLION HILL FUR LIMITED | Private company limited by shares | Dissolved |
| BILLION HILL LIMITED | Private company limited by shares | Dissolved |
| BILLION HILL LIMITED | Private company limited by shares | Live |
| HILL BILLION LIMITED | Private company limited by shares | Live Ceased dormancy on 22-Apr-2015 |
| BILLION HILL ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| BILLION HILL ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| BILLION HILL ENTERPRISES LIMITED | Private company limited by shares | Live |
| BILLION HILL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| HILL BILLION INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| BILLION HILL INVESTMENT LIMITED | Private company limited by shares | Live |
| BILLION HILL JEWELLERY LIMITED | Private company limited by shares | Live |
| BILLION HILL PROPERTIES LIMITED | Private company limited by shares | Live |
| BILLION AMC (HK) LIMITED | Private company limited by shares | Dissolved |
| TOP BILLION (H.K.) LIMITED | Private company limited by shares | Dissolved |
| BILLION (HK) LIMITED | Private company limited by shares | Live |
| WIN BILLION (HK) LIMITED | Private company limited by shares | Dissolved |
| BILLION WAY (H.K.) LIMITED | Private company limited by shares | Dissolved |
| NEW BILLION (HK) LIMITED | Private company limited by shares | Dissolved |
| JET BILLION (HK) LIMITED | Private company limited by shares | Dissolved |
| YES BILLION (HK) LIMITED | Private company limited by shares | Live |
| NEW BILLION (HK) LIMITED | Private company limited by shares | Live |
| BILLION WIN (HK) LIMITED | Private company limited by shares | Live |
| MAX BILLION (HK) LIMITED | Private company limited by shares | Live |
| BILLION TOP (HK) LIMITED | Private company limited by shares | Live |
| BILLION MAX (HK) LIMITED | Private company limited by shares | Live |
| SKY BILLION (HK) LIMITED | Private company limited by shares | Live |
| BILLION ALLIANCE (HK) LIMITED | Private company limited by shares | Dissolved |
| ALLIED BILLION (HK) TRADING LIMITED | Private company limited by shares | Live |
| ASIA BILLION (H.K.) LIMITED | Private company limited by shares | Dissolved |
| BILLION BASE (HK) LIMITED | Private company limited by shares | Live |
| BILLION BASE TECHNOLOGY (HK) LIMITED | Private company limited by shares | Live |
| BILLION BEAUTY FURNITURE (HK) LIMITED | Private company limited by shares | Dissolved |
| BEST BILLION (HK) LIMITED | Private company limited by shares | Live |
| BEST BILLION ENTERPRISE (HK) LIMITED | Private company limited by shares | Live |
| BILLION BRIGHT (HK) LIMITED | Private company limited by shares | Dissolved |
| BILLION BRIGHT (HK) CORPORATION LIMITED | Private company limited by shares | Live |
| BILLION BRIGHT ENTERPRISES (H.K.) LIMITED | Private company limited by shares | Dissolved |
| BILLION CAPACITY (HK) LIMITED | Private company limited by shares | Dissolved |
| BILLION CHEER (HK) DEVELOPMENT COMPANY LIMITED | Private company limited by shares | Live |
| CHINA BILLION (H.K.) LIMITED | Private company limited by shares | Live |
| MORE BILLION (HK) CO., LIMITED | Private company limited by shares | Live |
| BILLION WAY ROBOTS (HK) CO., LIMITED | Private company limited by shares | Live |
| BILLION CONCEPT (HK) INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| BILLION DESIGN AND CONSTRUCTION (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| BILLION DESIGN AND CONSTRUCTION (HK) CO., LIMITED | Private company limited by shares | Live |
| BILLION CREATION TRADING (HK) LIMITED | Private company limited by shares | Dissolved |
| BILLION CREATOR (HK) LIMITED | Private company limited by shares | Dissolved |
| H.K. BILLION PORT DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| BILLION RICH (HK) DEVELOPMENT LIMITED | Private company limited by shares | Live |
| Billion Eastgate I (HK) Limited | Private company limited by shares | Live |
| Billion Eastgate II (HK) Limited | Private company limited by shares | Live |
| SHU BILLION ELECTRONIC (HK) LIMITED | Private company limited by shares | Live |
| BILLION ELECTRONIC (HK) CO., LIMITED | Private company limited by shares | Live |
| Fu billion (HK) Electronics Co., Limited | Private company limited by shares | Dissolved |
| BILLION ELECTRONICS (HK) CO., LIMITED | Private company limited by shares | Live |
| Billion Energy (HK) Limited | Private company limited by shares | Live |
| billion energy (HK) group Limited | | Live |
| BILLION CONSTRUCTION ENGINEERING (HK) LIMITED | Private company limited by shares | Live |
| BILLION ENTERPRISE (HK) LIMITED | Private company limited by shares | Live Commenced dormancy on 27-Mar-2009 |
| Billion Enterprises (HK) Limited | Private company limited by shares | Live |
| EVER BILLION (H.K.) LIMITED | Private company limited by shares | Dissolved |
| EVERBRIGHT BILLION (H.K.) ENTERPRISES LIMITED | Private company limited by shares | Live |
| EXCEL BILLION (HK) LIMITED | Private company limited by shares | Live |
| EXPRESS BILLION (HK) LIMITED | Private company limited by shares | Live |
| BILLION TOYS FACTORY (H.K.) LIMITED | Private company limited by shares | Dissolved |
| Billion Figure (HK) Limited | Private company limited by shares | Live |
| FIRST BILLION (HK) LIMITED | Private company limited by shares | Dissolved |
| BILLION FULL (HK) HOLDINGS LIMITED | Private company limited by shares | Live |
| BILLION FULL (HK) INVESTMENT LIMITED | Private company limited by shares | Live |
| BILLION FULL (HK) TRADING LIMITED | Private company limited by shares | Live |
| GAIN BILLION (H.K.) LIMITED | Private company limited by shares | Live |
| BILLION GLORY (HK) LIMITED | Private company limited by shares | Dissolved |
| GOLD BILLION (HK) LIMITED | Private company limited by shares | Dissolved |