| SINGYU ELECTRONICS (HK) LIMITED | Private company limited by shares | Live |
| SINGYU INTERNATIONAL GROUP CO., LIMITED | Private company limited by shares | Live |
| Hong Kong Singyu Trading Limited | | Live |
| SINGYU INDUSTRIAL LIMITED | Private company limited by shares | Live |
| HK SINGYU INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| SINGYU (HK) INVESTMENT LIMITED | Private company limited by shares | Live |
| SINGYU LIGHTING CO., LIMITED | Private company limited by shares | Dissolved |
| SINGYU TRADING (HK) LIMITED | Private company limited by shares | Live |
| Singyuan Construction Engineering Limited | | Live |
| SINGYUAN TECH SERVICE LIMITED | Private company limited by shares | Dissolved |
| SINGYUANG TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HK SINGYUEN TRADE LIMITED | | Live |