| SUNDI (H. K.) LIMITED | Private company limited by shares | Dissolved |
| SUNDI INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SUNDIAL LIMITED | Private company limited by shares | Live |
| SUNDIALS COMPANY LIMITED | Private company limited by shares | Dissolved |
| Sundiam Limited | Private company limited by shares | Live |
| SUNDIC LIMITED | Private company limited by shares | Live |
| SUNDIC PROPERTY DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| SUNDIC INDUSTRIES COMPANY LIMITED | Private company limited by shares | Dissolved |
| SUNDIC INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SUNDII TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SUNDING (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| SUNDING ELECTRON (H.K.) CO., LIMITED | Private company limited by shares | Dissolved |
| HONG KONG SUNDING INVESTMENT CO., LIMITED | Private company limited by shares | Live |
| SUNDIO LIMITED | Private company limited by shares | Dissolved |
| SUNDISON ELECTRONICS (HK) Co., LIMITED | Private company limited by shares | Live |
| SUNDITEC LIMITED | | Live |
| Sunditex Co., Limited | Private company limited by shares | Live |