| Company Name | Type | Status |
|---|---|---|
| SINKA LIMITED | Private company limited by shares | Live |
| SINKAA TRADE & TEXTILES LIMITED | Private company limited by shares | Live |
| SINKALY ELECTRONICS CO., LIMITED | Live | |
| SINKAN LIMITED | Private company limited by shares | Dissolved |
| SINKAR LIMITED | Private company limited by shares | Live |
| SINKAREX FINANCE & INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINKARTA FREIGHT EXPRESS (H.K.) LIMITED | Private company limited by shares | Dissolved |
| SINKASHO CO. LIMITED | Private company limited by shares | Dissolved |