| U.K. ROYAL DONLINK BIO. MEDICAL INT'L GROUP LIMITED | Private company limited by shares | Dissolved |
| DONGXIAO BIO. (H.K.) LIMITED | Private company limited by shares | Live |
| Hong Kong Dear Cell Bio- technology Co., Limited | | Live |
| HONG KONG BIO- AND ECO-ENERGY INDUSTRY ASSOCIATION LIMITED -THE- | Company limited by guarantee | Live |
| MERIANNA BIO. INCORPORATED LIMITED | | Live |
| M-China TY Bio, Limited | Private company limited by shares | Dissolved |
| TECHWIN BIO. & PHARM. TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| TECHWIN BIO. & PHARM. TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| RG (Bio) Med - RGBM Limited | Private company limited by shares | Live |
| USA SKY-W BIO. LIMITED | Private company limited by shares | Live |
| GERMANY AIGEFU BIO. TECHNOLOGY LIMITED | Private company limited by shares | Live |
| XINTECH (BIO SCIENCES) HK LIMITED | Private company limited by shares | Live |
| Bio4Yu Limited | Private company limited by shares | Live |
| Bioaccess Limited | Private company limited by shares | Live |
| BIO-ACT TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| BIOACTIVE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| BIOACTIVE TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| ASIAN BIOACTIVES COMPANY LIMITED | Private company limited by shares | Dissolved |
| BioAdvance Limited | Private company limited by shares | Live |
| Bio-Advance Medical Healthcare Limited | Private company limited by shares | Live |
| Bioaga International (HK) Limited | Private company limited by shares | Dissolved |
| PARAGON E.P. BIO-AGRICULTURAL INDUSTRIES (HK) LIMITED | Private company limited by shares | Dissolved |
| German uncle Drew International bio-agriculture Group Co., Limited | Private company limited by shares | Live |
| SanPlanta Bio-Agriculture Company Limited | Private company limited by shares | Live |
| BioAktive Specialty Products Limited | Private company limited by shares | Live |
| BIOAMA LIMITED | Private company limited by shares | Live |
| Bioamin Limited | Private company limited by shares | Live |
| BIOANALYSER COMPANY LIMITED | Private company limited by shares | Live |
| TCM Bioanalytic Limited | | Live |
| Health View Bioanalytic Limited | Private company limited by shares | Live |
| SportsTech Bioanalytic Limited | | Live |
| BIOANDAMAN ORGANIC SEAFOOD COMPANY LIMITED | Private company limited by shares | Dissolved |
| BIOANGEL INVESTORS LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Bio-Antibody Institue Limited | Private company limited by shares | Live |
| China Bio-Antibody Industry Group Limited | | Live |
| BioApex Group Limited | | Live |
| BIOARCHITEC GROUP LIMITED | Private company limited by shares | Live |
| BIOARCHITECT LIMITED | Private company limited by shares | Live |
| BioArrow Technology Limited | Private company limited by shares | Live |
| BIOASIS PTY LIMITED | Private company limited by shares | Dissolved |
| SINO-FORMOSA ENVIRONMENTAL BIOATAQE CO., LIMITED | Private company limited by shares | Dissolved |
| HONG KONG BIO-AURA RESEARCH CENTRE LIMITED | Private company limited by shares | Dissolved |
| Bioauxilio Limited | Private company limited by shares | Live |
| BIOAXION A&G CO., LIMITED | Private company limited by shares | Live |
| Bio-Axis Healthcare Limited | Private company limited by shares | Live |
| BioBag HK Limited | Private company limited by shares | Dissolved |
| BIO-BALANCE LIMITED | Private company limited by shares | Dissolved |
| BIOBARGAINS COMPANY LIMITED | | Live |
| BioBAY HongKong Investment Limited | Private company limited by shares | Live |
| BIOBEN Limited | | Live |
| BIOBEST LIMITED | Private company limited by shares | Live |
| BIOBEST CHINA LIMITED | Private company limited by shares | Live |
| BIOBLADE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| BioBlock Limited | | Live |
| Biobool Limited | Private company limited by shares | Live |
| BIOBOON LIMITED | Private company limited by shares | Live |
| BiOBUDDi Asia Limited | Private company limited by shares | Live |
| Bioburg Co., Limited | Private company limited by shares | Live |
| BIOCAD Holding Hong Kong Limited | Private company limited by shares | Live |
| BIOCAD HONG KONG LIMITED | Private company limited by shares | Live |
| Biocair Asia Limited | Private company limited by shares | Live |
| BIOCAM (HK) TECHNOLOGY LIMITED | Private company limited by shares | Live |
| BIOCAN HEALTH SOLUTION (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| BIOCANA TRADING LIMITED | Private company limited by shares | Live |
| BIOCANADA LIMITED | | Live |
| BioCandeo Limited | Private company limited by shares | Live |
| CHINA BIOCAPITAL COMPANY LIMITED | Private company limited by shares | Live |
| Marbo BioCapital Limited | Private company limited by shares | Live |
| BIOCARE LIMITED | Private company limited by shares | Dissolved |
| AMMOLITE BIO-CARE LIMITED | Private company limited by shares | Live |
| NOBEL BIOCARE ASIA LIMITED | Private company limited by shares | Live |
| BIOCARE BEAUTY LIMITED | Private company limited by shares | Live |
| BIOCARE ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| BioCare Diagnostics Limited | Private company limited by shares | Dissolved |
| Biocare Diagnostics Limited | Private company limited by shares | Live |
| BioCare Enterprise Limited | Private company limited by shares | Live |
| D'G Biocare Group Hong Kong Limited | Private company limited by shares | Live |
| BIOCARE LABORATORIES LIMITED | Private company limited by shares | Live |
| BIO-CARE MEDICAL SUPPLY CO. LIMITED | Private company limited by shares | Live |
| Progene Biocare Limited | | Live |
| BioCare Solutions Limited | Private company limited by shares | Live |
| BIOCARE TECH LIMITED | | Live |
| BIOCARE TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| BIOCARO BIOLOGICAL SCI.&TEC. LIMITED | Private company limited by shares | Dissolved |
| BIOCARO INTERNATIONAL (HONGKONG) GROUP COMPANY LIMITED | Private company limited by shares | Live |
| Biocaro International Logistics Co., Limited | Private company limited by shares | Live |
| BIOCARRIER BIOTECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| BIO-CARRIER INTERNATIONAL LIMITED | Private company limited by shares | Live |
| BioCAST Systems Limited | Private company limited by shares | Live |
| BiOceanLand Limited | | Live |
| Biocell Lab Limited | | Live |
| Eden BioCell Limited | Private company limited by shares | Live |
| BIOCENTER HONG KONG LIMITED | Private company limited by shares | Live |
| BIOCENTURY LIMITED | Private company limited by shares | Dissolved |
| BIOCENTURY HOLDINGS LIMITED | Private company limited by shares | Live |
| BLOOMDEN BIOCERAMICS CO., LIMITED | Private company limited by shares | Live |
| BioCeryx-HMI Limited | Private company limited by shares | Live |
| BIOCEUTICAL LAB LIMITED | Private company limited by shares | Live |
| HERBALGREEN BIOCEUTICAL LIMITED | Private company limited by shares | Live |
| BIOCEUTICALS LIMITED | Private company limited by shares | Dissolved |