| ONSUCCESS COMPANY LIMITED | Private company limited by shares | Dissolved |
| ONSUCCESS INVESTMENTS LIMITED | Private company limited by shares | Live |
| ONSUM CPA LIMITED | Private company limited by shares | Live |
| ONSUM ENTERPRISES COMPANY LIMITED | Private company limited by shares | Dissolved |
| Onsum HealthCare Company Limited | Private company limited by shares | Dissolved |
| OnSum Laundry Co., Limited | Private company limited by shares | Live |
| ONSUN LIMITED | Private company limited by shares | Dissolved |
| ONSUN LIMITED | Private company limited by shares | Live |
| ONSUN (ASIA) LIMITED | Private company limited by shares | Dissolved |
| ONSUN FAR EAST LIMITED | Private company limited by shares | Dissolved |
| ONSUN ENGINEERING LIMITED | | Live |
| ONSUN FASHION MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| ONSUN FORTUNE LIMITED | Private company limited by shares | Dissolved |
| ONSUN INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| ONSUN INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| ONSUN INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| ONSUN INVESTMENT LIMITED | Private company limited by shares | Live |
| Onsun Investments Limited | Private company limited by shares | Dissolved |
| ONSUN MANAGEMENT LIMITED | Private company limited by shares | Live |
| ONSUN MANUFACTURING COMPANY LIMITED | Private company limited by shares | Dissolved |
| ONSUN PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| ONSUN TRADING LIMITED | Private company limited by shares | Dissolved |
| ONSUN TRADING LIMITED | Private company limited by shares | Dissolved |
| ONSURE LIMITED | Private company limited by shares | Dissolved |