| WINTEC LIMITED | Private company limited by shares | Dissolved |
| WINTEC PTE LIMITED | Private company limited by shares | Dissolved |
| Wintec HK Limited | | Live |
| WINTEC LIMITED | | Live |
| WINTEC ASIA LIMITED | Private company limited by shares | Dissolved |
| WINTEC (ASIA) LIMITED | Private company limited by shares | Live |
| WINTEC CONSULTANCY LIMITED | Private company limited by shares | Live |
| WINTEC DIGITAL LIMITED | Private company limited by shares | Dissolved |
| WINTEC ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| WINTEC HOLDING LIMITED | Private company limited by shares | Live |
| WINTEC INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| WINTEC INVESTMENT LIMITED | Private company limited by shares | Live |
| WINTEC PACIFIC LIMITED | Private company limited by shares | Dissolved |
| WINTEC ASIA PACIFIC LIMITED | Private company limited by shares | Dissolved |
| WINTEC PRECISION MACHINERY LIMITED | Private company limited by shares | Dissolved |
| WINTEC PRECISION MACHINERY LIMITED | Private company limited by shares | Live |
| WINTEC SYSTEM LIMITED | Private company limited by shares | Dissolved |
| WINTEC STRATEGY SYSTEMS COMPANY LIMITED | Private company limited by shares | Live |
| WINTECH LIMITED | Private company limited by shares | Live |
| K. S. WINTECH COMPANY LIMITED | Private company limited by shares | Dissolved |
| Wintech Pty Limited | Private company limited by shares | Dissolved |
| NEW WINTECH LIMITED | Private company limited by shares | Live Commenced dormancy on 23-Mar-2011 |
| SG Wintech Company Limited | Private company limited by shares | Dissolved |
| Wintech Oem Limited | Private company limited by shares | Live |
| WINTECH 88 LIMITED | Private company limited by shares | Live |
| WIN-TECH ALLIANCE LIMITED | Private company limited by shares | Live |
| WINTECH ASCENT LIMITED | Private company limited by shares | Live |
| WINTECH (ASIA) LIMITED | Private company limited by shares | Dissolved |
| WINTECH (ASIA) LIMITED | Private company limited by shares | Dissolved |
| WINTECH ASIA ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| Wintech Biotechnology Limited | Private company limited by shares | Live |
| WINTECH BUILDERS LIMITED | Private company limited by shares | Live |
| WINTECH CAPITAL LIMITED | Private company limited by shares | Dissolved |
| Wintech Capital Limited | Private company limited by shares | Live |
| WINTECH CENTURY COMPANY LIMITED | Private company limited by shares | Live |
| WINTECH CHEMICALS COMPANY LIMITED | Private company limited by shares | Live |
| Wintech Chemicals (HK) Limited | | Live |
| WINTECH (CHINA) LIMITED | Private company limited by shares | Dissolved |
| CHINA WINTECH LIMITED | Private company limited by shares | Live |
| WINTECH (CHINA) LIMITED | Private company limited by shares | Live |
| WinTech China Holding Limited | Private company limited by shares | Live |
| WINTECH MAX CO., LIMITED | Private company limited by shares | Live |
| Wintech Holding Co., Limited | Private company limited by shares | Live |
| Wintech Plastic Machinery Co., Limited | Private company limited by shares | Live |
| WINTECH SOLUTIONS CO., LIMITED | Private company limited by shares | Live |
| WinTech Tooling Co., Limited | Private company limited by shares | Live |
| WINTECH INTERNATIONAL INTEGRATED COMMUNICATION LIMITED | Private company limited by shares | Live |
| WINTECH COMPONENTS LIMITED | Private company limited by shares | Live |
| WIN-TECH CONCEPT COMPANY LIMITED | Private company limited by shares | Dissolved |
| WINTECH CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| Wintech Construction Limited | Private company limited by shares | Live |
| WINTECH CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| WINTECH CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| WINTECH CORPORATE CONSULTANTS LIMITED | Private company limited by shares | Live |
| WIN-TECH CORPORATION LIMITED | Private company limited by shares | Dissolved |
| WINTECH CORPORATION LIMITED | Private company limited by shares | Live |
| WINTECH CORPORATION LIMITED | | Live |
| WINTECH INTERNATIONAL CORPORATION LIMITED | Private company limited by shares | Dissolved |
| WINTECH CREATION LIMITED | Private company limited by shares | Live |
| WINTECH INTERNATIONAL CREATION LIMITED | Private company limited by shares | Dissolved |
| WINTECH DEVELOP LIMITED | Private company limited by shares | Dissolved |
| WINTECH TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| WINTECH DIAMOND TOOLS CO., LIMITED | Private company limited by shares | Live |
| WINTECH DUPLICATION LIMITED | Private company limited by shares | Dissolved |
| WINTECH FAR EAST LIMITED | Private company limited by shares | Dissolved |
| FAR EAST WINTECH LIMITED | Private company limited by shares | Live |
| EASTERN WINTECH LIMITED | Private company limited by shares | Live |
| Wintech Elecstocks (HK) Limited | Private company limited by shares | Live |
| WINTECH ELECTRONIC (CHINA) CO. LIMITED | Private company limited by shares | Live |
| WINTECH ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| WINTECH ELECTRONICS CO., LIMITED | Private company limited by shares | Dissolved |
| WINTECH PCB ELECTRONICS CO., LIMITED | Private company limited by shares | Dissolved |
| WINTECH ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| WINTECH ELECTRONICS (H.K.) LIMITED | Private company limited by shares | Live |
| WINTECH ELECTRONICS (H.K.) LIMITED | Private company limited by shares | Live |
| CENTURY WINTECH ELECTRONICS (H.K.) LIMITED | Private company limited by shares | Live |
| WINTECH INTERNATIONAL (HK) ELECTRONICS LIMITED | Private company limited by shares | Live |
| WINTECH ELECTRONICS TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HK WINTECH TECHNOLOGY ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| WINTECH (HK) ELECTRONICS TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| WINTECH ELECTRONICS (HK) TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| WinTech Electronics Trading Limited | Private company limited by shares | Live |
| WINTECH (M & E) ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| WIN-TECH ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| EZ WINTECH ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| WINTECH E&M ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| WINTECH CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| WINTECH CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| Wintech Construction Engineering Limited | | Live |
| WINTECH FOUNDATION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Wintech Engineering (HK) Limited | | Live |
| WINTECH ENGINEERING & TRADING LIMITED | Private company limited by shares | Live |
| WINTECH ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| Wintech Enterprise Limited | Private company limited by shares | Live |
| WINTECH ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| WINTECH ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| WINTECH ENTERPRISES LIMITED | Private company limited by shares | Live |
| WINTECH ENTERPRISES LIMITED | | Live |
| WINTECH INTERNATIONAL ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| WINTECH ETRADE LIMITED | Private company limited by shares | Live |