| Company Name | Type | Status |
|---|---|---|
| H.M.S. LIMITED | Private company limited by shares | Dissolved |
| HMSA (HK) LIMITED | Private company limited by shares | Live |
| HM-SAFETY GROUP LIMITED | Private company limited by shares | Live |
| HMSI (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| HMSON CO., LIMITED | Live | |
| HMSP International Limited | Live | |
| HMSP International (Hong Kong) Limited | Private company limited by shares | Live |
| HMST Limited | Private company limited by shares | Live |