| Emirates Industrial Laboratory Limited | Private company limited by shares | Live |
| HONG KONG ARTIFICIAL INTELLIGENCE LABORATORY COMPANY LIMITED | Private company limited by shares | Live |
| HUA CE INTERNATIONAL FINANCE RESEARCH LABORATORY LIMITED | Private company limited by shares | Live |
| Asia Investment Laboratory Limited | Private company limited by shares | Live |
| LABORATORY OF JEWELLERY LIMITED | Private company limited by shares | Dissolved |
| JEWELLERY TRADE LABORATORY LIMITED | Private company limited by shares | Live |
| Jiabin Science Laboratory Limited | Private company limited by shares | Live |
| Jiangsu Agrochem Laboratory Co., Limited | Private company limited by shares | Live |
| JIANGSU JIAHONG LABORATORY EQUIPMENT CO., LIMITED | Private company limited by shares | Live |
| JIREH LABORATORY LIMITED | Private company limited by shares | Dissolved |
| JOBS LABORATORY LIMITED -THE- | Private company limited by shares | Live |
| KARLY MEDICAL DIAGNOSTIC & LABORATORY LIMITED | Private company limited by shares | Live |
| AUT Lamp Testing Laboratory Limited | Private company limited by shares | Live |
| LANYA DENTAL LABORATORY LIMITED | Private company limited by shares | Dissolved |
| Dr. Life Laboratory Limited | Private company limited by shares | Dissolved |
| PARTICLE LIFE MEDICAL LABORATORY CO., LIMITED | Private company limited by shares | Live |
| GREEN LIFE LABORATORY LIMITED | Private company limited by shares | Live |
| Life Healthcare Medical Laboratory Limited | | Live |
| New Life Laboratory Testing Limited | Private company limited by shares | Live |
| Little Mouse Laboratory Limited | | Live |
| TCM Laboratory Supplies (London) Limited | Private company limited by shares | Live |
| Smart Materials Laboratory Limited | Private company limited by shares | Live |
| MEDI LABORATORY LIMITED | Private company limited by shares | Live |
| ACME MEDICAL LABORATORY LIMITED | Private company limited by shares | Live |
| DNC MEDICAL RESEARCH & LABORATORY ASIA LIMITED | Private company limited by shares | Live |
| CENTRAL MEDICAL LABORATORY LIMITED | Private company limited by shares | Dissolved |
| LOK FU MEDICAL LABORATORY CENTRE LIMITED | Private company limited by shares | Dissolved |
| CHINA MEDICAL LABORATORY LIMITED | Private company limited by shares | Dissolved |
| CLINTEC MEDICAL LABORATORY LIMITED | Private company limited by shares | Live |
| DISCOVERY MEDICAL LABORATORY LIMITED | Private company limited by shares | Dissolved |
| MEDICAL GENETIC LABORATORY LIMITED | Private company limited by shares | Dissolved |
| GERMANY MEDICAL LABORATORY LIMITED | Private company limited by shares | Dissolved |
| HANG SENG MEDICAL LABORATORY COMPANY LIMITED | Private company limited by shares | Dissolved |
| HEALTH-TECH MEDICAL LABORATORY LIMITED | Private company limited by shares | Live |
| HERCULES MEDICAL LABORATORY LIMITED | Private company limited by shares | Live |
| HERCULES MEDICAL DIAGNOSTIC & LABORATORY GROUP LIMITED | Private company limited by shares | Live |
| HONG KONG HEEP WO MEDICAL LABORATORY LIMITED | Private company limited by shares | Dissolved |
| LAMY Medical Laboratory Limited | Private company limited by shares | Live |
| Medisun Medical Laboratory Limited | Private company limited by shares | Live |
| MedTec Medical Laboratory Centre Limited | Private company limited by shares | Live |
| MID-SOUTH MEDICAL LABORATORY LIMITED | Private company limited by shares | Dissolved |
| ON KIN (OK) MEDICAL LABORATORY LIMITED | Private company limited by shares | Live |
| ONCO MEDICAL LABORATORY LIMITED | Private company limited by shares | Live |
| ONWARD MEDICAL LABORATORY LIMITED | Private company limited by shares | Live |
| PRECISION MEDICAL LABORATORY LIMITED | Private company limited by shares | Live |
| SCIENMEDIC LABORATORY AND MEDICAL SUPPLIES LIMITED | Private company limited by shares | Dissolved |
| LABORATORY OF MEDICAL TECHNOLOGY & NUTRITION LIMITED | Private company limited by shares | Dissolved |
| TechPro Medical Laboratory Limited | Private company limited by shares | Live |
| VICTORY MEDICAL LABORATORY LIMITED | Private company limited by shares | Live |
| HK Yashineng Medical Testing Laboratory Limited | | Live |
| MDL MICRON DIAGNOSTIC LABORATORY LIMITED | Private company limited by shares | Live |
| M.I.INCUBATOR LABORATORY LIMITED | Private company limited by shares | Dissolved |
| MILLBORNE LABORATORY LIMITED | Private company limited by shares | Live |
| AKIND MOLECULAR LABORATORY LIMITED | Private company limited by shares | Live |
| ANGSANA MOLECULAR AND DIAGNOSTICS LABORATORY (HK) LIMITED | Private company limited by shares | Live |
| Asia Molecular Diagnostics Laboratory Limited | Private company limited by shares | Live |
| MOLECULAR INFORMATRIX LABORATORY LIMITED | Private company limited by shares | Live |
| KINGDA MOLECULAR LABORATORY LIMITED | Private company limited by shares | Live |
| MedTimes Molecular Laboratory Limited | Private company limited by shares | Live |
| NORTHERN LABORATORY LIMITED | Private company limited by shares | Live |
| NORTON MEDICAL LABORATORY CENTRE LIMITED | Private company limited by shares | Live |
| NovaGene Diagnostic Laboratory Limited | Private company limited by shares | Live |
| Nplex Laboratory Limited | Private company limited by shares | Dissolved |
| EHD － THE OFFICIAL AGS LABORATORY REPRESENTATIVE IN GREATER CHINA LIMITED | Private company limited by shares | Live |
| ASIA Offshore Investment Laboratory Limited | Private company limited by shares | Live |
| OPTICS LABORATORY (HK) LIMITED | Private company limited by shares | Dissolved |
| UNITED ORGANICS LABORATORY LIMITED | Private company limited by shares | Dissolved |
| PACIFIC ORTHOTIC LABORATORY LIMITED | Private company limited by shares | Dissolved |
| OVERSEAS MEDICAL LABORATORY LIMITED | Private company limited by shares | Dissolved |
| PAMA LABORATORY LIMITED | Private company limited by shares | Dissolved |
| LABORATORY AUTO PARTS TRADING LIMITED | Private company limited by shares | Live |
| Pathogen Diagnostic Laboratory Limited | Private company limited by shares | Live |
| PATHOLOGY & CLINICAL LABORATORY (HK) PTE LIMITED | Private company limited by shares | Live |
| Pat Patisserie & Laboratory Limited | Private company limited by shares | Live |
| PAUL MEDICAL LABORATORY LIMITED | Private company limited by shares | Live |
| Pegasus Laboratory (International) Limited | Private company limited by shares | Live |
| PHILIP DENTAL LABORATORY COMPANY LIMITED | Private company limited by shares | Dissolved |
| Strength Laboratory Physiotherapy Limited | Private company limited by shares | Live |
| PHYTO LABORATORY HK LIMITED | Private company limited by shares | Live |
| ORAL PLANNING LABORATORY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| PRESTIGE DNA LABORATORY (H.K.) LIMITED | Private company limited by shares | Dissolved |
| China Product Laboratory Co., Limited | Private company limited by shares | Live |
| AD-TECH GRAPHICS PRODUCTION LABORATORY LIMITED | Private company limited by shares | Dissolved |
| KENDRO LABORATORY PRODUCTS (H.K.) LIMITED | Private company limited by shares | Dissolved |
| EAST ASIA PROFESSIONAL PHOTOFINISHING LABORATORY LIMITED | Private company limited by shares | Live |
| PROFESSIONAL INFORMATION LABORATORY LIMITED | Private company limited by shares | Dissolved |
| Quality Assurance Laboratory Limited | Private company limited by shares | Live |
| RADIO LABORATORY LIMITED | Private company limited by shares | Live |
| MDL-UNITED ONE RADIOLOGY & LABORATORY LIMITED | Private company limited by shares | Live |
| RAPPORT LABORATORY COMPANY LIMITED | Private company limited by shares | Live |
| Rescence Laboratory Limited | | Live |
| JBM Research Laboratory Limited | Private company limited by shares | Live |
| GROUND RESEARCH LABORATORY LIMITED | Private company limited by shares | Live |
| Jacobson Research Laboratory Limited | Private company limited by shares | Live |
| SENSE RESEARCH LABORATORY LIMITED | Private company limited by shares | Live |
| SALON COLOUR LABORATORY LIMITED | Private company limited by shares | Dissolved |
| Santow Laboratory Limited | Private company limited by shares | Dissolved |
| SATELTECH LABORATORY LIMITED | Private company limited by shares | Dissolved |
| Advanced Security Technology and Research Laboratory Company Limited | Private company limited by shares | Live |
| SHENZEN ELECTRIC HV LABORATORY LIMITED | Private company limited by shares | Dissolved |