| BILLION OCEAN CAPITAL INVESTMENT LIMITED | Private company limited by shares | Live |
| GOOD BILLION (HK) INDUSTRIAL LIMITED | Private company limited by shares | Live |
| BILLION BEST INVESTMENT LIMITED | Private company limited by shares | Live |
| JOINT BILLION CORPORATION LIMITED | Private company limited by shares | Live |
| TOTAL BILLION INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| BINDRA & SONS CO., LIMITED | Private company limited by shares | Live |
| H. BIOMEDICAL LIMITED | Private company limited by shares | Live |
| BITESIZE ENGLISH LEARNING CENTRE LIMITED | Private company limited by shares | Live |
| Bit31 Software Limited | Private company limited by shares | Live |
| HK CELEBRITY BIOLOGICAL TECHNOLOGY GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| GRIFFIN BIOTECH LIMITED | Private company limited by shares | Live |
| BILLION SCORE LIMITED | Private company limited by shares | Live |
| BILLIONS-LAMP INTERNATIONAL CO., LIMITED | Private company limited by shares | Dissolved |
| HONGKONG FUBANG BIOLOGICAL TECHNOLOGY DEVELOPMENT LIMITED | Private company limited by shares | Live |
| HK OUQIER BIOTECHNOLOGY RANDD CO., LIMITED | Private company limited by shares | Live |
| LOYAL BILLION INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| BILLION FUND TRADING LIMITED | Private company limited by shares | Live |
| BILLION MORAL INVESTMENT LIMITED | Private company limited by shares | Live |
| BILLION SURE INVESTMENT LIMITED | Private company limited by shares | Live |
| HK WEISHENG BIOTECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| BIMCO COMPANY LIMITED | Private company limited by shares | Live |
| GAGO BIOTECHNOLOGY (HK) CO., LIMITED | Private company limited by shares | Live |
| B.I.T SOLUTIONS LIMITED | Private company limited by shares | Dissolved |
| BIOTOPE. HK. LIMITED | Private company limited by shares | Dissolved |
| BioCare Diagnostics Limited | Private company limited by shares | Dissolved |
| TAK HING BIRDNEST LIMITED | Private company limited by shares | Live |
| BILLION ENGINEERING (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| CREATIVE BILLION FURNITURE LIMITED | Private company limited by shares | Live |
| BILLION TREND ASIA PACIFIC LIMITED | Private company limited by shares | Dissolved |
| Billion Logistics Limited | Private company limited by shares | Live |
| BIRICH LIMITED | Private company limited by shares | Live |
| NORD BIOMEDICAL LIMITED | Private company limited by shares | Live |
| BILLION WAY OVERSEAS EMPLOYMENT AGENCY LIMITED | Private company limited by shares | Live |
| FRANCE WEIER BIOTECHNOLOGY (HK) LIMITED | Private company limited by shares | Dissolved |
| HONGKONG MEIHUA BIOTECH LIMITED | Private company limited by shares | Dissolved |
| KOREA KANGLAIYA BIOTECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| BI-WEALTH LIMITED | Private company limited by shares | Live |
| BioSynthesis Pharma Group Limited | Private company limited by shares | Live |
| ANCHOR BIO-TECH LIMITED | Private company limited by shares | Live |
| HONG KONG BIO- AND ECO-ENERGY INDUSTRY ASSOCIATION LIMITED -THE- | Company limited by guarantee | Live |
| Billion Hong Optical Co., Limited | Private company limited by shares | Live |
| BILLION GOLD (ASIA) LIMITED | Private company limited by shares | Live |
| A XINMEI BIOTECH (HK) LIMITED | Private company limited by shares | Live |
| BIEN F&B CONSULTANCY COMPANY LIMITED | Private company limited by shares | Dissolved |
| BILLION RAISE HOLDINGS LIMITED | Private company limited by shares | Live |
| BIOMATRIX ASIA LIMITED | Private company limited by shares | Live |
| China Bingo Technology Holdings Limited | Private company limited by shares | Live |
| BILANG TECHNOLOGY GROUP LIMITED | Private company limited by shares | Dissolved |
| HK KANGMAO BIO-TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HONGKONG ZHAOYANG INTERNATIONAL AGRICULTURAL BIOTECH CO., LIMITED | Private company limited by shares | Live |
| SUCCESS BILLIONS LIMITED | Private company limited by shares | Live |
| Xizia Biotech Limited | Private company limited by shares | Live |
| BILLION CHAMP ENTERPRISE LIMITED | Private company limited by shares | Live |
| ABLE BILLION INTERNATIONAL (HK) LIMITED | Private company limited by shares | Live |
| BILLION GOLD INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Live |
| BILLION TEAM INTERNATIONAL DEVELOPMENT LIMITED | Private company limited by shares | Live |
| BILLION TREND GROUP HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| EVER BILLION INTERNATIONAL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| EVER BILLION INTERNATIONAL HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| Castor Biotech Industrial Co. Limited | Private company limited by shares | Dissolved |
| PRO BIOTECH LIMITED | Private company limited by shares | Live |
| TAIWAN RUNDAO BIOCHEMISTRY SHARE LIMITED | Private company limited by shares | Live |
| BILLION CHASER LIMITED | Private company limited by shares | Live |
| UCOME BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| BIOTECH ASIA PACIFIC (HONG KONG) LIMITED | Private company limited by shares | Live |
| SINGAPORE HUA YUAN BIOLOGICAL LIMITED | Private company limited by shares | Dissolved |
| BILLION PROGRESS LIMITED | Private company limited by shares | Live |
| KANGXIN BIOLOGICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| BINVEST LIMITED | Private company limited by shares | Live |
| GOLD BILLIONS LIMITED | Private company limited by shares | Live |
| BILLION OCEAN ASIA PACIFIC LIMITED | Private company limited by shares | Live |
| Biotech HongKong Limited | Private company limited by shares | Dissolved |
| TOTAL BILLION INT'L INVESTMENT LIMITED | Private company limited by shares | Live |
| CHINA MEDICAL AND BIOTECHNOLOGY (HONG KONG) LIMITED | Private company limited by shares | Live |
| HK JABS BIO-TECH GROUP CO., LIMITED | Private company limited by shares | Live |
| BILLION ENVIRONMENTAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| BILLION CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| HK SX BIO-TECHNOLOGY LIMITED | Private company limited by shares | Live |
| BIOTOP SCIENTIFIC LIMITED | Private company limited by shares | Live |
| BILLION HARVEST GLOBAL ENERGY RESOURCES INVESTMENT GROUP LIMITED | Private company limited by shares | Live |
| TIANWEIZICHEN BIOLOGICAL ENERGY GROUP HOLDING LIMITED | Private company limited by shares | Live |
| BIO-LINK BIOMEDICAL LIMITED | Private company limited by shares | Live |
| HONG KONG WEIHUI BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| DAIYUAN BIONT GROUP (HK) LIMITED | Private company limited by shares | Live |
| ABRAM MUSES INT'L GROUP BIOLOGY TECHNOLOGY LIMITED | Private company limited by shares | Live |
| BILLION GROUP LIMITED | Private company limited by shares | Live |
| BILLION HILL CORPORATION LIMITED | Private company limited by shares | Live |
| BILLION PEARL HOLDINGS LIMITED | Private company limited by shares | Live |
| BILLION RICH INTERNATIONAL TRADING LIMITED | Private company limited by shares | Dissolved |
| RICH BILLION (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| BINUOSI (HK) FASHION GROUP LIMITED | Private company limited by shares | Live |
| BizTrace Company Limited | Private company limited by shares | Dissolved |
| BRIGHT BILLION TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| BinaryAge Limited | Private company limited by shares | Live |
| HK DAOYI BIO-TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| BILLION STATE ENTERPRISE LIMITED | Private company limited by shares | Live |
| BIOVET ASIA LIMITED | Private company limited by shares | Dissolved |
| BIO-HYPERS LIMITED | Private company limited by shares | Live |
| CHUANHU (HONG KONG) BIOTECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Binjiang International Trading Co., Limited | Private company limited by shares | Live |