| HK SINGO LIMITED | Private company limited by shares | Live |
| SINGO LIMITED | Private company limited by shares | Live |
| SINGO (ASIA) LIMITED | Private company limited by shares | Live |
| SINGO ELECTRIC COMPANY LIMITED | Private company limited by shares | Live |
| SINGO INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINGO TOYS COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINGOF GROUP CO., LIMITED | Private company limited by shares | Live |
| SINGOKUR LIMITED | Private company limited by shares | Dissolved |
| SINGOLDEN COMPANY LIMITED | Private company limited by shares | Live |
| SINGON HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| SingOn Productions Limited | Private company limited by shares | Live |
| SINGONE HK SHIPPING CO., LIMITED | Private company limited by shares | Live |
| Singone Trading Limited | | Live |
| HONG KONG SINGOO CO., LIMITED | Private company limited by shares | Live |
| Singoo Technology Limited | | Live |
| SINGOO TRADING LIMITED | Private company limited by shares | Live |
| SINGORA LIMITED | Private company limited by shares | Dissolved |
| SINGOU CO., LIMITED | Private company limited by shares | Live |