| A&G BIO-POLYTEX CO., LIMITED | Private company limited by shares | Live |
| Bioponics Limited | Private company limited by shares | Live |
| BIOPOSTURE (ASIA) LIMITED | Private company limited by shares | Live |
| Bioposture (HK) Limited | Private company limited by shares | Live |
| BIOPOUCHES LIMITED | | Live |
| Biopowerlife Limited | Private company limited by shares | Live |
| SKF Bio-Pro Limited | Private company limited by shares | Live |
| BIOPRO CHEMICALS CO., LIMITED | Private company limited by shares | Live |
| US CAL HAI ZAO BIO-PRO EMPOLDER LIMITED | Private company limited by shares | Dissolved |
| BIOPRO PHARMACEUTICAL (HK) LIMITED | Private company limited by shares | Live |
| HONG KONG BIO-PRO COMPANY LIMITED | Private company limited by shares | Dissolved |
| BIOPRO INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| BIOPRO MEDICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| BIOPRO INTERNATIONAL PHARMACEUTICALS LIMITED | Private company limited by shares | Dissolved |
| BIO-PROBE TECHNOLOGY CO. LIMITED | Private company limited by shares | Live |
| BIOPROBES LIMITED | Private company limited by shares | Live |
| Advanced BioProcessing Limited | Private company limited by shares | Live |
| YIN DU BIOPRODUCTS LIMITED | Private company limited by shares | Dissolved |
| MILKY WAY BIOPRODUCTS CO. LIMITED | Private company limited by shares | Live |
| BIOPROMOTIONALS LIMITED | Private company limited by shares | Dissolved |
| BIOPROTEC (ASIA) LIMITED | Private company limited by shares | Dissolved |
| BioProtect Limited | Private company limited by shares | Live |
| BioProtect Asia Limited | Private company limited by shares | Live |
| Hercules BioProtection Limited | Private company limited by shares | Live |
| BIOPROTON LIMITED | Private company limited by shares | Live |
| BIOPSIA TRADING LIMITED | Private company limited by shares | Live |
| Bioption Investments Limited | Private company limited by shares | Live |
| CHINA BIOPULP LIMITED | Private company limited by shares | Live |
| BIOPULSE COMPANY LIMITED | Private company limited by shares | Dissolved |
| BIOPUTE (HONG KONG) LIMITED | Private company limited by shares | Live |
| HONG KONG BIOQUEEN GROUP LIMITED | Private company limited by shares | Dissolved |
| BioQuest Advisory Limited | | Live |
| HK BioRadar Limited | | Live |
| BIO-RAIN SCIENTIFIC LIMITED | Private company limited by shares | Live |
| BIORAY (H.K.) LIMITED | Private company limited by shares | Dissolved |
| Hisun Bioray (HK) Pharmaceutical Limited | Private company limited by shares | Live |
| BIORAY INSTRUMENTS LIMITED | Private company limited by shares | Live |
| BIORAY LIFESCIENCE (CHINA) LIMITED | Private company limited by shares | Live |
| CHANG & BIORCK LIMITED | Private company limited by shares | Dissolved |
| CHANG & BIORCK GROUP LIMITED | Private company limited by shares | Dissolved |
| BIORECO SCIENCES LIMITED | Private company limited by shares | Live |
| Biorecovery Veterinary Services Limited | Private company limited by shares | Live |
| Biorecovery Veterinary Services Tai Po Limited | Private company limited by shares | Live |
| HONG KONG BIO-RED TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Bioreg Limited | Private company limited by shares | Live |
| BioRegentech Asia Pacific Limited | Private company limited by shares | Live |
| BIOREM (HONG KONG) LIMITED | Private company limited by shares | Live |
| Hong Kong Sure Time Bioresearch Limited | Private company limited by shares | Live |
| BIORESEARCH INV OF SATRINGHE SA LIMITED | Private company limited by shares | Live |
| BIORESIN LIMITED | Private company limited by shares | Live |
| Bioresonance Therapy Limited | Private company limited by shares | Live |
| BioResources Limited | Private company limited by shares | Live |
| GENERAL BIO-RESOURCES CORPORATION LIMITED | Private company limited by shares | Live |
| WEIRPTECH BIORESOURCES LIMITED | Private company limited by shares | Live |
| Bioresphere Technology (HK) Co., Limited | Private company limited by shares | Live |
| BIORGANIC LIMITED | Private company limited by shares | Live |
| BiOrganic Elements Company Limited | Private company limited by shares | Live |
| HK Bio-Rhythm R&D Company Limited | Private company limited by shares | Live |
| BIORIC TRADE CO., LIMITED | Private company limited by shares | Live |
| Bio-Rich Technology Limited | | Live |
| Biorichland (HK) Limited | Private company limited by shares | Live |
| BiOrion Search Group (HK) Limited | Private company limited by shares | Live |
| BIORNA Quantics Limited | Private company limited by shares | Live |
| Biortho Co., Limited | Private company limited by shares | Live |
| BIORUGGED GLOBAL TRADING LIMITED | Private company limited by shares | Live |
| BioRx Limited | Private company limited by shares | Live |
| BIORX CORPORATION LIMITED | Private company limited by shares | Dissolved |
| BioRx Hong Kong Limited | Private company limited by shares | Live |
| 4D Bios Limited | | Live |
| Bios Biotechnology Company Limited | | Live |
| BIOS Cultural and Creative Agency Limited | Private company limited by shares | Live |
| BIOS DISTRIBUTION LIMITED | Private company limited by shares | Dissolved |
| BIOS ELECTRONICS (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| BIOS GLOBAL LIMITED | | Live |
| BIOS INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| BIOS International Limited | Private company limited by shares | Live |
| BIOS MANUFACTORY LIMITED | Private company limited by shares | Live |
| BIOS MANUFACTURING LIMITED | Private company limited by shares | Live |
| BIOS PRODUCTS CO., LIMITED | Private company limited by shares | Live |
| BIOS SOLUTIONS LIMITED | Private company limited by shares | Dissolved |
| BIOS TECHNOLOGY LIMITED | Private company limited by shares | Live |
| BioSample HK Limited | Private company limited by shares | Dissolved |
| BIO&SANTE LIMITED | | Live |
| Biosbridge International Limited | Private company limited by shares | Live |
| BioScan Limited | Private company limited by shares | Live |
| BIOS-CHINA LIMITED | Private company limited by shares | Dissolved |
| BIOSCIEN LIMITED | Private company limited by shares | Live |
| BIO-SCIENCE COMPANY LIMITED | Private company limited by shares | Dissolved |
| MAX BIO-SCIENCE LIMITED | Private company limited by shares | Live |
| RBC Bioscience Limited | Private company limited by shares | Live |
| HK CBD Bioscience Limited | Private company limited by shares | Live |
| Agritech Bioscience Limited | Private company limited by shares | Dissolved |
| AMPHI BIOSCIENCE LIMITED | | Live |
| ANCOB BIOSCIENCE LIMITED | Private company limited by shares | Live |
| A-veitch Bioscience Limited | | Live |
| Belem Bioscience Limited | | Live |
| Benthos Bioscience Limited | Private company limited by shares | Live |
| Caps Bioscience Limited | Private company limited by shares | Live |
| CARELINK BIOSCIENCE LIMITED | Private company limited by shares | Live |
| CHRISGENE BIOSCIENCE LIMITED | Private company limited by shares | Live |