| Company Name | Type | Status |
|---|---|---|
| LONGHUANG WEISHI CO., LIMITED | Private company limited by shares | Live |
| SHANGHAI LONGHUANG ELECTROMECHANICAL PUMP INDUSTRY LIMITED | Private company limited by shares | Live |
| SHANGHAI LONGHUANG GROUP (H.K) LIMITED | Private company limited by shares | Dissolved |
| LONGHUANG INTERNATIONAL (HK) LIMITED | Private company limited by shares | Live |