| HYGEIA LIMITED | Private company limited by shares | Dissolved |
| HYGEIA LIMITED | | Live |
| Hygeia Bio-technology Company Limited | Private company limited by shares | Live |
| HYGEIA ELECTRONIC LIMITED | Private company limited by shares | Live |
| HYGEIA ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| HYGEIA FASHION COMPANY LIMITED | Private company limited by shares | Live |
| Hygeia sally United Health Group.hk Limited | Private company limited by shares | Live |
| Hygeia Healthcare(HK) Co., Limited | Private company limited by shares | Live |
| HYGEIA LAND (HONG KONG) TRADING LIMITED | Private company limited by shares | Dissolved |
| HONG KONG HYGEIA PHARMACEUTICAL LIMITED | Private company limited by shares | Live |
| Hong Kong Hygeia Trading Co., Limited | Private company limited by shares | Live |
| HYGEIA INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| HYGEIA INVESTMENT LIMITED | Private company limited by shares | Live |
| Hygeia Land International Limited | Private company limited by shares | Dissolved |
| HYGEIA MEDICAL COMPANY LIMITED | Private company limited by shares | Live |
| HYGEIA MEDICAL GROUP (HK) LIMITED | Private company limited by shares | Live |
| HYGEIA PLUS TECH LIMITED | Private company limited by shares | Live |
| Hygeia Healthcare Products Limited | Private company limited by shares | Live |
| HYGEIA PUBLISHING COMPANY LIMITED | Private company limited by shares | Dissolved |
| HYGEIA TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| Hygeiactive Company Limited | Private company limited by shares | Live |
| HYGEIADES UNITED CONSULTANCY SERVICES CO., LIMITED | Private company limited by shares | Live |
| HYGEIAN LIMITED | Private company limited by shares | Live |
| WIDEWIN SAFETY & HYGEIAN PRODUCTS CO., LIMITED | Private company limited by shares | Live |
| HYGEIANS GIFT BIOLOGY LIMITED | Private company limited by shares | Live |