| SIKO LIMITED | Private company limited by shares | Dissolved |
| SIKO LIMITED | Private company limited by shares | Live |
| SIKO MEM LIMITED | Private company limited by shares | Live |
| SIKO AIR ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| SIKO ENTERPRISES LIMITED | Private company limited by shares | Live |
| SIKO (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SIKO INDUSTRY LIMITED | Private company limited by shares | Live |
| SIKO SHIPPING LIMITED | Private company limited by shares | Dissolved |
| SIKO TRADING LIMITED | Private company limited by shares | Live |
| SIKOM INDUSTRIAL LIMITED | Private company limited by shares | Live |
| Sikon Group Corporation Limited | Private company limited by shares | Live |
| Sikon Automation (Guangzhou) Co., Limited | Private company limited by shares | Live |
| Sikon Holding Limited | Private company limited by shares | Live |
| SIKONG INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| HANGZHOU SIKOO IMPORT AND EXPORT CO., LIMITED | Private company limited by shares | Live |
| SIKOO INTERNATIONAL TRADING LIMITED | | Live |
| SIKOON COMPANY LIMITED | Private company limited by shares | Dissolved |
| SIKOTARA VENTURE Limited | | Live |