| HAI YANG CURTAIN WALL AND DECORATION ENGINEERING LIMITED | Private company limited by shares | Live |
| SUNNY CURTAIN WALL DESIGN CO., LIMITED | Private company limited by shares | Live |
| ON YIP CURTAIN WALL ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| CURTAIN WALL ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| PO LAP CURTAIN WALL ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| SAM YAU CURTAIN WALL ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| TAI FU CURTAIN WALL ENGINEERING LIMITED | Private company limited by shares | Live |
| HOP FAT CURTAIN WALL ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| LC CURTAIN WALL ENGINEERING LIMITED | Private company limited by shares | Live |
| M2B Curtain Wall & Engineering Company Limited | Private company limited by shares | Live |
| Ng Sun Curtain Wall Engineering Limited | | Live |
| KIT WAI CURTAIN WALL ENGINEERING COMPANY LIMITED | | Live |
| Abon Curtain Wall & Engineering Co. Limited | Private company limited by shares | Live |
| NEW ASIA CURTAIN WALL ENGINEERING COMPANY LIMITED | | Live |
| B-Tech Curtain Wall & Engineering Co., Limited | Private company limited by shares | Live |
| CANTON CURTAIN WALL ENGINEERING LIMITED | Private company limited by shares | Live |
| CENTURY CURTAIN WALL ENGINEERING LIMITED | Private company limited by shares | Live |
| Chedrensing Curtain Wall Engineering Co., Limited | Private company limited by shares | Live |
| Doorwin Curtain Wall Engineering Co., Limited | Private company limited by shares | Live |
| NEWELL CURTAIN WALL & ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| CURTAIN WALL ENGINEERING & CONTRACTING LIMITED | Private company limited by shares | Dissolved |
| CREATIVE CURTAIN WALL ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| HUI DONG CURTAIN WALL ENGINEERING LIMITED | Private company limited by shares | Live |
| HANG SAT CURTAIN WALL ENGINEERING LIMITED | | Live |
| Ming Tai Curtain Wall Engineering Limited | | Live |
| Triple Progression Curtain Wall Engineering Company Limited | | Live |
| ZEOI SEON (CURTAIN WALL) ENGINEERING LIMITED | Private company limited by shares | Live |
| HOI SHAN CURTAIN WALL ENGINEERING COMPANY LIMITED | | Live |
| DRAGON SPIRIT CURTAIN WALL ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| STANDARD CURTAIN WALL ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| TOPFINE CURTAIN WALL ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Wang Yip Curtain Wall Engineering Limited | Private company limited by shares | Live |
| HOI DI CURTAIN WALL & WATERPROOF ENGINEERING LIMITED | Private company limited by shares | Live |
| WING WO CURTAIN WALL ENGINEERING LIMITED | Private company limited by shares | Live |
| Wings Curtain Wall Engineering Co. Limited | Private company limited by shares | Live |
| SUCCESS FINE CURTAIN WALL LIMITED | Private company limited by shares | Live |
| WAH FUNG CURTAIN WALL ENGINEERING (HK) LIMITED | Private company limited by shares | Live |
| Goldenwall Curtain Wall Limited | Private company limited by shares | Live |
| GREAT CURTAIN WALL FABRICATION LIMITED | Private company limited by shares | Live |
| MAK HANG CURTAIN WALL CONSULTANT (HK) LIMITED | Private company limited by shares | Live |
| JIN YUE CURTAIN WALL (H.K.) LIMITED | Private company limited by shares | Dissolved |
| DAX CURTAIN WALL CONSULTANTS (H.K.) LIMITED | Private company limited by shares | Live |
| LEE WAH CURTAIN WALL (HONG KONG) ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| Creative Curtain Wall (Hong Kong) Company Limited | Private company limited by shares | Live |
| JUN TECH CURTAIN WALL (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| YUANDA CURTAIN WALL (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| JANGHO CURTAIN WALL HONGKONG LIMITED | Private company limited by shares | Live |
| KINDLY CURTAIN WALL INSTALLATION COMPANY LIMITED | Private company limited by shares | Live |
| JIAXIN CURTAIN WALL LIMITED | | Live |
| LUCKING - TK CURTAIN WALL LIMITED | Private company limited by shares | Dissolved |
| MANHATTAN CURTAIN WALL COMPANY LIMITED | Private company limited by shares | Live |
| GERMANY TSL ALUMIUM CURTAIN WALL MATERIAL LIMITED | Private company limited by shares | Dissolved |
| HK WIN CURTAIN WALL BUILDING MATERIALS CO., LIMITED | Private company limited by shares | Live |
| Wo Ming Curtain Wall Limited | Private company limited by shares | Live |
| NIPPON CURTAIN WALL ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| Preeminent Curtain Wall Limited | Private company limited by shares | Live |
| G & M CURTAIN WALL MAINTENANCE SERVICES LIMITED | Private company limited by shares | Live |
| FU SHING CURTAIN WALL ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| SINCERE CURTAIN WALL TESTING COMPANY LIMITED | Private company limited by shares | Dissolved |
| WING WO CURTAIN WALL (ENG. & SUPPLY) LIMITED | Private company limited by shares | Live |
| PAK WANG CURTAIN WALL LIMITED | Private company limited by shares | Live |
| WILSON CURTAIN WALL CONSULTANT (HK) LIMITED | Private company limited by shares | Live |
| HON WING CURTAIN WALL LIMITED | Private company limited by shares | Live |
| HING WAH CURTAIN WALL WORKS LIMITED | Private company limited by shares | Live |
| YAU LEE CURTAIN WALL AND STEEL WORKS LIMITED | Private company limited by shares | Live |
| Waterheal Cutoff Wall Machine Co., Limited | Private company limited by shares | Dissolved |
| DG WALL DECO. COMPANY LIMITED | Private company limited by shares | Dissolved |
| GREENER FEATURE GREEN WALL & DECOR LIMITED | Private company limited by shares | Live |
| DENNIS WALL DECORATION (H.K.) LIMITED | Private company limited by shares | Dissolved |
| GREAT WALL CONSTRUCTION & DECORATION ENG. LIMITED | Private company limited by shares | Live |
| GREAT WALL DESIGN & DECORATION LIMITED | Private company limited by shares | Dissolved |
| KUI KEE WALL PAPER & DECORATION COMPANY LIMITED | Private company limited by shares | Dissolved |
| WALL IN DESIGN COMPANY LIMITED | Private company limited by shares | Dissolved |
| BRIGHT WALL TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| GREAT WALL TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| BIG WALL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| KAM FU WALL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| HIP WALL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| WALL MAX DEVELOPMENT LIMITED | Private company limited by shares | Live |
| CAPITAL WALL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| CHEONG WALL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| DRAGON WALL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| RICH WALL ENGINEERING DEVELOPMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| GREAT WALL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| GREAT WALL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| GREAT WALL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| GREAT WALL ENTERPRISE DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| GREAT WALL TOYS DEVELOPMENT ENTERPRISES LIMITED | Private company limited by shares | Live |
| GUANGDONG GREAT WALL DEVELOPMENT (H.K.) LIMITED | Private company limited by shares | Dissolved |
| GREAT WALL DEVELOPMENT (HK) CO. LIMITED | Private company limited by shares | Dissolved |
| GREAT WALL INDUSTRIAL DEVELOPMENT (HK) LIMITED | Private company limited by shares | Dissolved |
| Great Wall Technology Development (HK) Limited | Private company limited by shares | Live |
| GREAT WALL TECHNOLOGY DEVELOPMENT LABORATORY LIMITED | Private company limited by shares | Dissolved |
| GREAT WALL TRADING DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| GREAT WALL TRADING DEVELOPMENT COMPANY LIMITED | Private company limited by shares | Live |
| JOLLY WALL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| WALL LAND DEVELOPMENT LIMITED | Private company limited by shares | Live |
| MILLION WALL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| WALL RICH DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| SILVER WALL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |