| HK JUGE MEDICAL BEAUTY TREATMENT GROUP LIMITED | Private company limited by shares | Live |
| CHINA JUNCHENG PRECISION MEDICAL GROUP LIMITED | Private company limited by shares | Live |
| JUNGSAN MEDICAL LIMITED | Private company limited by shares | Dissolved |
| JUNLE MEDICAL GROUP LIMITED | Private company limited by shares | Dissolved |
| KADYMAY MEDICAL CO., LIMITED | Private company limited by shares | Live |
| HK KAILIMEI PLASTIC COSMETOLOGY MEDICAL INSTITUTION LIMITED | Private company limited by shares | Live |
| Kambo Medical Co Limited | Private company limited by shares | Live |
| KAMDUO MEDICAL COMPANY LIMITED | Private company limited by shares | Live |
| KangWeijian Medical Group (Hong Kong) Limited | Private company limited by shares | Live |
| Kanwa Medical Health Hong Kong Limited | Private company limited by shares | Live |
| Karma Chinese Medical Limited | | Live |
| HO YAN HOR KAUSING MEDICAL MANUFACTORY LIMITED | Private company limited by shares | Live |
| FOSHAN KEJU MEDICAL APPARATUS LIMITED | Private company limited by shares | Live |
| SHENZHEN KENJIAN MEDICAL INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| KENSWICK MEDICAL LIMITED | Private company limited by shares | Live |
| KENWIL MEDICAL LIMITED | Private company limited by shares | Live |
| KERBEROS MEDICAL SOLUTIONS LIMITED | Private company limited by shares | Dissolved |
| Kerry Medical Limited | Private company limited by shares | Live |
| Kidney Medical Limited | Private company limited by shares | Live |
| KINDLY MEDICAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| KINDNESS MEDICAL LIMITED | | Live |
| Kindness Chinese Medical Clinic Limited | Private company limited by shares | Live |
| Kingston Medical Limited | | Live |
| KINLOG MEDICAL CENTRE LIMITED | Private company limited by shares | Live |
| DOCTOR KOALA MEDICAL LIMITED | Private company limited by shares | Live |
| Kompass Medical Limited | | Live |
| KONEIRO MEDICAL LIMITED | | Live |
| CHU KONG MEDICAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| AMERASIA MEDICAL (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Modulight Medical Asia (Hong Kong) Limited | | Live |
| CENTRAL MEDICAL RESEARCH (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| Champion Medical (Hong Kong) Limited | | Live |
| Endonom Medical (Hong Kong) Co., Limited | Private company limited by shares | Live |
| TritraGene Medical (Hong Kong) Co., Limited | Private company limited by shares | Live |
| Valgen Medical (Hong Kong) Co., Limited | Private company limited by shares | Live |
| Precision Medical (Hong Kong) Co., Limited | Private company limited by shares | Live |
| Syringex Medical (Hong Kong) Co., Limited | Private company limited by shares | Live |
| KB Medical Consulting Hong Kong Limited | Private company limited by shares | Live |
| DR. T.Y. KONG MEDICAL CONSULTING LIMITED | Private company limited by shares | Live |
| DYNAMIC MEDICAL TECHNOLOGIES (HONG KONG) LIMITED | Private company limited by shares | Live |
| Energycombo Medical (Hong Kong) Limited | | Live |
| Gaofan Medical Plastic (Hong Kong) Limited | Private company limited by shares | Live |
| DEEPCARE MEDICAL GROUP (HONG KONG) LIMITED | Private company limited by shares | Live |
| Viscell Medical Group (Hong Kong) Limited | Private company limited by shares | Live |
| HANG YUEN MEDICAL (HONG KONG) LIMITED | Private company limited by shares | Live |
| Health One Medical Care (Hong Kong) Limited | Private company limited by shares | Live |
| Huayuan Medical Holding (Hong Kong) Limited | Private company limited by shares | Live |
| ABIGAIL France la Medical (Hong Kong) R&D Limited | Private company limited by shares | Dissolved |
| Cantel Medical (Hong Kong) Limited | Private company limited by shares | Live |
| UMP Medical Centre (Hong Kong) Limited | Private company limited by shares | Live |
| Centre Medical (Hong Kong) Limited | | Live |
| JACOBSON MEDICAL (HONG KONG) LIMITED | Private company limited by shares | Live |
| Luye Medical Hong Kong Limited | Private company limited by shares | Live |
| MING WAH MEDICAL (HONG KONG) LIMITED | Private company limited by shares | Live |
| MEDICAL ONLINE HONG KONG LIMITED | Private company limited by shares | Dissolved |
| SIRTEX MEDICAL (HONG KONG) LIMITED | Private company limited by shares | Live |
| TOA MEDICAL SUPPLY (HONG KONG) LIMITED | Private company limited by shares | Live |
| TOWAKO Medical (Hong Kong) Limited | | Live |
| VERITY MEDICAL HONG KONG LIMITED | Private company limited by shares | Live |
| Zurich Medical (Hong Kong) Limited | Private company limited by shares | Live |
| MEDICAL INSURANCE ASSOCIATION OF HONG KONG LIMITED -THE- | Company limited by guarantee | Dissolved |
| MEDICAL INVESTMENT HONG KONG LIMITED | Private company limited by shares | Dissolved |
| JH Medical Investment (Hong Kong) Limited | Private company limited by shares | Live |
| ANGLO-GERMAN MEDICAL INVESTMENTS (HONG KONG) LIMITED | Private company limited by shares | Live |
| Junkang Medical Hong Kong Limited | Private company limited by shares | Live |
| MEHOW MEDICAL (HONG KONG) LIMITED | Private company limited by shares | Live |
| MEDICAL MONITORS (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| MEDICAL ASIA NETWORKS (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Nordberg Medical (Hong Kong) Limited | | Live |
| SCIENTIFIC MEDICAL PRODUCTS (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SALUS MEDICAL HONG KONG COMPANY LIMITED | | Live |
| MEDICAL & SCIENTIFIC (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| GE MEDICAL SYSTEMS HONG KONG LIMITED | Private company limited by shares | Live |
| MEDICAL SYSTEMS (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| IDS Medical Systems (Hong Kong) Company Limited | Private company limited by shares | Live |
| AMF Medical Systems (Hong Kong) Limited | Private company limited by shares | Live |
| CosmoTec Medical Technology (Hong Kong) Limited | Private company limited by shares | Live |
| Orchid Medical Technology (Hong Kong) Limited | Private company limited by shares | Live |
| SUPEREST MEDICAL TECHNOLOGY (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| TAIMEI MEDICAL TECHNOLOGY (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| KONTED MEDICAL LIMITED | Private company limited by shares | Live |
| Konter Medical Technology Company Limited | Private company limited by shares | Live |
| KOON MAN MEDICAL LIMITED | Private company limited by shares | Live |
| China Korea Medical Beauty Association Limited | Private company limited by shares | Live |
| SOUTH KOREA UNDER THE MEDICAL CO., LIMITED | Private company limited by shares | Live |
| Korea Medical Export Center Limited | Private company limited by shares | Live |
| Korea Medical Tour Limited | Private company limited by shares | Dissolved |
| DIAGNOSTIX MEDICAL CENTRE (KORNHILL) LIMITED | Private company limited by shares | Dissolved |
| Kovid Medical Limited | Private company limited by shares | Live |
| Kowloon Bay Medical Centre Limited | Private company limited by shares | Live |
| IRAD MEDICAL (KOWLOON) LIMITED | Private company limited by shares | Live |
| BEAME Medical Technology (KT) Limited | | Live |
| KUAN CHIU MEDICAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| KUANMA MEDICAL LIMITED | Private company limited by shares | Live |
| KUMA MEDICAL LIMITED | | Live |
| SIU KWAN MEDICAL LIMITED | Private company limited by shares | Live |
| Kwan Hei Medical Limited | | Live |
| Kwan Yuen Tong Medical Trading Company Limited | | Live |
| KWAN'S MEDICAL GROUP LIMITED | | Live |
| KYUNGWON MEDICAL HONG KONG LIMITED | Private company limited by shares | Dissolved |