| SYSMA INTERNATIONAL TRADING CORPORATION (H.K.) LIMITED | Private company limited by shares | Live |
| SYSMAC COMPANY LIMITED | Private company limited by shares | Dissolved |
| SYSMAGIC SOFTWARE SOLUTION COMPANY LIMITED | Private company limited by shares | Live |
| SYSMAN LIMITED | Private company limited by shares | Dissolved |
| Sysmart Limited | Private company limited by shares | Live |
| SYSMARTS INDUSTRIAL LIMITED | | Live |
| SYSMATIC LIMITED | Private company limited by shares | Dissolved |
| SYSMATIC SOLUTIONS LIMITED | Private company limited by shares | Live |
| SYSMAX LIMITED | Private company limited by shares | Dissolved |
| SYSMAX LIMITED | Private company limited by shares | Dissolved |
| SYSMAX INDUSTRY TRADING COMPANY LIMITED | Private company limited by shares | Live |
| SYSMAX INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SYSMAX TECHNOLOGY LIMITED | Private company limited by shares | Live |