| Insight Medical Technologies Limited | Private company limited by shares | Live |
| InsightBox Medical Limited | | Live |
| Inspire Medical Limited | Private company limited by shares | Live |
| HSBC MEDICAL INSURANCE LIMITED | Private company limited by shares | Dissolved |
| AIMS Integrated Medical Centre Limited | Private company limited by shares | Live |
| ASIA INTEGRATED MEDICAL CENTRE COMPANY LIMITED | Private company limited by shares | Live |
| FAMILY MEDICAL CENTRE (INTEGRATED MEDICAL) LIMITED | Private company limited by shares | Live |
| FAMILY MEDICAL (INTEGRATED CENTRE) LIMITED | Private company limited by shares | Live |
| HOGAN INTEGRATED MEDICAL LIMITED | Private company limited by shares | Live |
| Metro Integrated Medical Centre Limited | Private company limited by shares | Live |
| INTEGRITAS MEDICAL LIMITED | Private company limited by shares | Live |
| Greater Bay Intelligent Medical Investment Limited | Private company limited by shares | Live |
| Inter Sun Medical Technology Limited | Private company limited by shares | Live |
| Inventive Medical Corp., Limited | Private company limited by shares | Live |
| UMP MEDICAL INVESTMENT LIMITED | Private company limited by shares | Live |
| DT Medical Investment Limited | Private company limited by shares | Live |
| BAI HE YI MEDICAL INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| Red Medical Investment Limited | Private company limited by shares | Dissolved |
| FW MEDICAL INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| HIS Medical Investment Company Limited | Private company limited by shares | Live |
| HIS Medical Investment Company Limited | | Live |
| HM Best Medical HK Investment Limited | Private company limited by shares | Live |
| MEDICAL CENTRE INVESTMENT CO. LIMITED -THE- | Private company limited by shares | Dissolved |
| HK NEW CENTURY MEDICAL INVESTMENT LIMITED | Private company limited by shares | Live |
| CEL Medical Diagnostics Investment Limited | Private company limited by shares | Live |
| Hope Medical Investment (Foshan) Limited | Private company limited by shares | Live |
| HK JUHUA MEDICAL INVESTMENT LIMITED | Private company limited by shares | Live |
| HK Longjikang Medical Investment Limited | Private company limited by shares | Dissolved |
| OPTILINE MEDICAL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Priormed Medical Investment Limited | | Live |
| Tsang's Medical Investment Limited | Private company limited by shares | Live |
| Howater Medical Investments Limited | Private company limited by shares | Live |
| MERMAID MEDICAL INVESTMENTS LIMITED | Private company limited by shares | Live |
| INVICTA MEDICAL COMPANY LIMITED | | Live |
| IONKA Medical Technology (Hong Kong) Limited | | Live |
| I-Sky Medical Centre Limited | Private company limited by shares | Live |
| IZON MEDICAL CENTRE LIMITED | | Live |
| Jackie Lee Medical Limited | Private company limited by shares | Live |
| Jade Bird Medical Healthcare Group Limited | Private company limited by shares | Live |
| PEAK JADE MEDICAL GROUP LIMITED | Private company limited by shares | Live |
| HK Japanese Medical Limited | Private company limited by shares | Live |
| JART Medical Service Limited | Private company limited by shares | Live |
| JARVIS MEDICAL COMPANY LIMITED | Private company limited by shares | Live |
| JecBio Medical Company Limited | | Live |
| Jelly Skin Medical Beauty Limited | | Live |
| JIACAI MEDICAL CO. LIMITED | Private company limited by shares | Dissolved |
| ZHOU JIAN MEDICAL LIMITED | Private company limited by shares | Dissolved |
| JIANGSU IDEAL MEDICAL SCIENCE&TECHNOLOGY CO., LIMITED | | Live |
| JIANGSU KANGBAO MEDICAL EQUIPMENT CO., LIMITED | Private company limited by shares | Dissolved |
| JIANHUA MEDICAL LIMITED | Private company limited by shares | Dissolved |
| JIANHUA MEDICAL PRODUCTS (SHENZHEN) LIMITED | Private company limited by shares | Dissolved |
| Jia-Sin Medical Consulting Limited | Private company limited by shares | Live |
| JILIN YUE TAN MEDICAL CENTRE COMPANY LIMITED | Private company limited by shares | Live |
| JINDEMEI MEDICAL INVESTMENT LIMITED | Private company limited by shares | Live |
| HK ASIA JINRONG MEDICAL LIMITED | Private company limited by shares | Live |
| Jireh Medical Limited | | Live |
| JOAN FAI MEDICAL LIMITED | Private company limited by shares | Live |
| USA JOHN MEDICAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| DR. JOHN LEE INTEGRATED MEDICAL CENTRE LIMITED | Private company limited by shares | Live |
| Dr. John Sung Medical Consultancy Limited | Private company limited by shares | Live |
| Joinhands Medical Co. Limited | | Live |
| JOINHANDS MEDICAL TECH LIMITED | Private company limited by shares | Dissolved |
| JOY & JOLLY MEDICAL LIMITED | Private company limited by shares | Live |
| DR. JONATHAN MEDICAL COMPANY LIMITED | Private company limited by shares | Live |
| JORDAN MEDICAL CENTRE LIMITED | Private company limited by shares | Dissolved |
| Jordan Integrated Medical Centre Limited | Private company limited by shares | Live |
| DR. LAM SEE YUI JOSEPH MEDICAL CENTRE LIMITED | Private company limited by shares | Dissolved |
| NINGBO JOYCARE MEDICAL INSTRUMENTS CO., LIMITED | Private company limited by shares | Live |
| Joyful Medical Limited | Private company limited by shares | Live |
| JOYFUL MEDICAL CENTRE LIMITED | Private company limited by shares | Live |
| JOYHEAL MEDICAL LIMITED | Private company limited by shares | Live |
| JOYSKIN MEDICAL LIMITED | Private company limited by shares | Live |
| JUCI MEDICAL (HONG KONG) LIMITED | | Live |
| 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 |