| GERMANY PUJINSIDUN (HK) DOORS AND WINDOWS SYSTEM LIMITED | Private company limited by shares | Live |
| ABLE-SAFE WINDOWS INSPECTION AND REPAIRS LIMITED | Private company limited by shares | Live |
| GERMANY ROKIEE WINDOWS SYSTEM (CHINA) LIMITED | Private company limited by shares | Live |
| ROPO WINDOWS LIMITED | Private company limited by shares | Live |
| GERMANY THE ROYAL V ZEN DOORS & WINDOWS CO., LIMITED | Private company limited by shares | Live |
| STARFORM WINDOWS & DOORS SERVICES LIMITED | Private company limited by shares | Dissolved |
| HK SHENYANG DOORS AND WINDOWS CO., LIMITED | Private company limited by shares | Dissolved |
| GERMANY SHILAIGEER DOORS & WINDOWS IRONWARE (CHINA) LIMITED | Private company limited by shares | Live |
| TAI SHING ALUMINIUM WINDOWS COMPANY LIMITED | Private company limited by shares | Dissolved |
| TUNG SHING DOORS AND WINDOWS ACCESSORIES LIMITED | Private company limited by shares | Live |
| HK SIFAN DOORS WINDOWS ACCESSORIES CO., LIMITED | Private company limited by shares | Live |
| SIFAN DOORS WINDOWS ACCESSORIES CO., LIMITED | | Live |
| Smart Windows Solutions Limited | Private company limited by shares | Live |
| STEM WINDOWS LIMITED | Company limited by guarantee | Live |
| TIANCHUANG WINDOWS ADVERTISING LIMITED | Private company limited by shares | Live |
| EIGHT WINDOWS TRADING CO., LIMITED | Private company limited by shares | Live Ceased dormancy on 15-Mar-2012 |
| UNIVERSAL METAL WINDOWS COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHINA DOORS AND WINDOWS WALL EXPERTS SCHOLARS DESIGNERS ASSOCIATION LIMITED | Private company limited by shares | Dissolved |
| WANDA ALUMINIUM WINDOWS ENGINEERING LIMITED | Private company limited by shares | Live |
| GERMANY WEIKA SYSTEM DOORS AND WINDOWS LIMITED | Private company limited by shares | Live |
| HK WERSI DOORS WINDOWS CO., LIMITED | Private company limited by shares | Live |
| CHUNG LUI ALUMINUM WINDOWS WORKS LIMITED | Private company limited by shares | Dissolved |
| Windows of the World Publication Co., Limited | Private company limited by shares | Live |
| Windows World Technology Co., Limited | | Live |
| WORLD WINDOWS TRADING LIMITED | Private company limited by shares | Live |
| YELLOW WINDOWS LIMITED | Private company limited by shares | Live |
| HK YIWEINISI DOORS AND WINDOWS SYSTEM LIMITED | Private company limited by shares | Dissolved |
| Zebrano Windows Pty Limited | Private company limited by shares | Live |
| WINDOWSCAR (CHINA) LIMITED | Private company limited by shares | Dissolved |
| HOMIMAGE WINDOWS&DOORS LIMITED | Private company limited by shares | Live |
| WindowShine Industrial Co., Limited | Private company limited by shares | Live |
| XIAMEN WINDOWSTONE IMPORT & EXPORT COMPANY LIMITED | Private company limited by shares | Live |
| WINDOWS-TO-THE-WORLD LIMITED | Private company limited by shares | Dissolved |
| WINDOWSTR CO., LIMITED | Private company limited by shares | Live |