| XING TAI TECHNOLOGY DOOR CONTROL HARDWARE COMPANY LIMITED | Private company limited by shares | Live |
| HK XINHONGSHUN TECHNOLOGY DOOR INDUSTRY LIMITED | Private company limited by shares | Live |
| ZHEJIANG TENGLONG DOOR INDUSTRY CO., LIMITED | Private company limited by shares | Dissolved |
| TORMAX Automatic Door Systems (Asia/Pacific) Limited | Private company limited by shares | Live |
| DREAM DOOR TRADING LIMITED | Private company limited by shares | Live |
| ROOT DOOR TRADING LIMITED | Private company limited by shares | Live |
| UNITE DOOR LIMITED | Private company limited by shares | Dissolved |
| VICTORY DOOR LIMITED | Private company limited by shares | Live |
| Tesio Curtain Wall Door & Window System Limited | Private company limited by shares | Live |
| HONGKONG WANG QUAN DOOR INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| HK WANRUIBANG DOOR & WINDOW CURTAIN WALL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| WEALTH DOOR LIMITED | Private company limited by shares | Dissolved |
| WEALTH DOOR INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Brio Window And Door System Limited | Private company limited by shares | Live |
| MAN CHONG WINDOW & DOOR ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| CROWN DOOR AND WINDOW CO., LIMITED | Private company limited by shares | Live |
| G&C FUSON WINDOW & DOOR CO., LIMITED | Private company limited by shares | Live |
| GERMANY WEI NUO SI DOOR AND WINDOW CO., LIMITED | Private company limited by shares | Live |
| GERMANY NUOWEISI DOOR WINDOW GROUP LIMITED | Private company limited by shares | Live |
| MOSIA (GERMANY) DOOR & WINDOW HOLDING CO., LIMITED | Private company limited by shares | Dissolved |
| GERMANY KELUNTE DOOR & WINDOW HOLDING GROUP LIMITED | Private company limited by shares | Live |
| GERMANY LIANG DOOR & WINDOW LIMITED | Private company limited by shares | Live |
| GERMANY SUOFEIYA SYSTEM DOOR & WINDOW LIMITED | Private company limited by shares | Live |
| Lip Hing Yeung's Window and Door Accessories Company Limited | Private company limited by shares | Live |
| FOSHAN SANGUAN WINDOW AND DOOR SYSTEM LIMITED | Private company limited by shares | Live |
| THINTO DOOR WINDOW LIMITED | Private company limited by shares | Live |
| HK XIAISHIMU FURNITURE DOOR & WINDOW LIMITED | Private company limited by shares | Live |
| WISDOM DOOR LIMITED | Private company limited by shares | Live |
| KIN HING DOOR & WOOD CO., LIMITED | Private company limited by shares | Live |
| HONGKONG YUNJIN HOME FURNISHING WOODEN DOOR LIMITED | Private company limited by shares | Live |
| HONGKONG LONGXUAN WOODEN DOOR INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| YELLOW DOOR LIMITED | Private company limited by shares | Live |
| GERMANY YUNFENGXURIGE DOOR & WINDOW SHARES LIMITED | Private company limited by shares | Dissolved |
| GERMANY YUXING DOOR & WINDOW INT'L INDUSTRY (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| ZHENGZHOU YONGJI DOOR INDUSTRY LIMITED | Private company limited by shares | Dissolved |
| ZUNHUA HAPPY EVER DOOR FACTORY LIMITED | Private company limited by shares | Dissolved |
| GERMANY DEINAR DOORCONTROL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| FRANCE S.T. DOORE DRESS LIMITED | | Live |
| DOORE NETWORK TECHNOLOGY LIMITED | Private company limited by shares | Live |
| DOORES BEAUTY GROUP LIMITED | | Live |
| DOORFIELD LIMITED | Private company limited by shares | Dissolved |
| DOORFORD LIMITED | Private company limited by shares | Dissolved |
| Doorl Co., Limited | Private company limited by shares | Live |
| Happy Doorman Import-Export Co., Limited | | Live |
| DOORMAN ESTATES LIMITED | Private company limited by shares | Dissolved |
| DOORMATE LIMITED | Private company limited by shares | Dissolved |
| DOORN LIMITED | Private company limited by shares | Dissolved |
| GAL Doors Limited | Private company limited by shares | Dissolved |
| DOORS LIMITED | Private company limited by shares | Live |
| YF' Doors Co. Limited | Private company limited by shares | Live |
| UNIVIC DOORS MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| Asia Pacific Doors & Windows Architectural Hardware Association Limited | Company limited by guarantee | Live |
| 4 DOORSEST LIMITED | Private company limited by shares | Dissolved |
| DOORSET LIMITED | Private company limited by shares | Dissolved |
| Doorsteps Co. Limited | Private company limited by shares | Dissolved |
| DOORTECH LIMITED | Private company limited by shares | Dissolved |
| HONGKONG DOORU CULTURAL TRANSMISSION LIMITED | Private company limited by shares | Live |
| HONG KONG SLIM APPLE DOORWARE LIMITED | Private company limited by shares | Live |
| DOORWAY LIMITED | Private company limited by shares | Live |
| GLOBAL DOORWAY (CHINA) LIMITED | Private company limited by shares | Live |
| GLOBAL DOORWAY CO., LIMITED | Private company limited by shares | Live |
| DOORWAY (GROUP) LIMITED | Private company limited by shares | Dissolved |
| DOORWAY RESOURCES LIMITED | Private company limited by shares | Live |
| Doorways Human Capital Limited | Private company limited by shares | Live |
| DOOSANG PRODUCTS CO., LIMITED | Private company limited by shares | Live |
| Doosoun Limited | Private company limited by shares | Live |
| DOOTAU ENG LIMITED | Private company limited by shares | Live |
| DOOTOP INTERNATIONAL (H.K.) LIMITED | Private company limited by shares | Live |
| DOOV INTERNATIONAL LIMITED | Private company limited by shares | Live |
| DOOVA FURNITURE CO., LIMITED | Private company limited by shares | Live |
| Doowon Co., Limited | Private company limited by shares | Live |
| HK DOOXI CO., LIMITED | Private company limited by shares | Live |
| DOOYA LIMITED | Private company limited by shares | Dissolved |
| DOOYANG HONG KONG LIMITED | Private company limited by shares | Dissolved |
| DOOZER & CO., LIMITED | Private company limited by shares | Live |
| DOOZER INTERNATIONAL MEDIA CULTURE (CHINA) CO., LIMITED | Private company limited by shares | Live |
| DOOZY LIMITED | Private company limited by shares | Live |
| DOOZY HK LIMITED | Private company limited by shares | Live |
| Studio Doozy Limited | Private company limited by shares | Live |
| D.O.P. Group Limited | Private company limited by shares | Live |
| DOPAFREY CORPORATION LIMITED | Private company limited by shares | Live |
| DOPAI(HK)INTELLIGENT TECHNOLOGY LIMITED | | Live |
| VISION D'OPALE LIMITED | | Live |
| DOPAMINASIA LIMITED | Private company limited by shares | Live |
| Dopamine Co Limited | Private company limited by shares | Live |
| DOPE LIMITED | Private company limited by shares | Dissolved |
| MOBUNT DOPE CO., LIMITED | Private company limited by shares | Dissolved |
| Dope Creative Limited | Private company limited by shares | Live |
| DOPE ENTERTAINMENT LIMITED | Private company limited by shares | Dissolved |
| Dope 3 Entertainment Limited | Private company limited by shares | Dissolved |
| Dope Group Limited | Private company limited by shares | Live |
| LIBANG DOPE (HONG KONG) JINZHUANG LIMITED | Private company limited by shares | Dissolved |
| DOPE MUSIC LIMITED | Private company limited by shares | Live |
| SHANGHAI ALI MASTER DOPE LIMITED | Private company limited by shares | Live |
| ZHONGNAN LIBANG DOPE (GROUP) LIMITED | Private company limited by shares | Dissolved |
| DOPEMOBI LIMITED | Private company limited by shares | Live |
| Dopemobi Limited | | Live |
| DOPEN INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| DOPERF TRADING CO., LIMITED | Private company limited by shares | Live |
| DOPHIL COMPANY LIMITED | Private company limited by shares | Dissolved |