| SINGR MUSIC PRODUCTION LIMITED | Private company limited by shares | Live |
| SINGRA TECHNOLOGY (HK) CO., LIMITED | | Live |
| SINGRAND INTERNATIONAL (H.K) CO., LIMITED | Private company limited by shares | Live |
| Singraphus HK Limited | Private company limited by shares | Live |
| HONGKONG SINGRI TRADE CO., LIMITED | Private company limited by shares | Live |
| SINGRICK ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SINGRIGHT ELECTRONICS COMPANY LIMITED | Private company limited by shares | Live |
| Singron International (HK) Co., Limited | | Live |
| WENZHOU SING-RUI INTERNATIONAL TRADE CO., LIMITED | Private company limited by shares | Live |
| SINGRY INTERNATIONAL GROUP (H.K.) LIMITED | Private company limited by shares | Live |