| DATAMARKET LIMITED | Private company limited by shares | Live |
| DATAMART LIMITED | Private company limited by shares | Live |
| DataMart Solutions Limited | Private company limited by shares | Live |
| DATAMARVEL LIMITED | Private company limited by shares | Live |
| DataMaster Tech Co., Limited | | Live |
| DataMaster International Limited | Private company limited by shares | Live |
| DATAMASTER TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| DATAMATE LIMITED | Private company limited by shares | Live |
| DataMaths Company Limited | Private company limited by shares | Live |
| DATAMATIC LIMITED | Private company limited by shares | Live |
| DATAMATICS HK LIMITED | Private company limited by shares | Live |
| DATAMATICS LIMITED | | Live |
| APT Datamatrix Limited | Private company limited by shares | Live |
| DATAMAX LIMITED | Private company limited by shares | Dissolved |
| DATAMAX OSI LIMITED | Private company limited by shares | Live |
| DATAMAX LIMITED | Private company limited by shares | Live |
| DATAMAX ASIA LIMITED | Private company limited by shares | Dissolved |
| DATAMAX ENTERPRISES LIMITED | Private company limited by shares | Live |
| DATAMAX SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| DATAMEC INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| DataMesh HK Limited | Private company limited by shares | Live |
| Datametas Limited | | Live |
| DATAMETRIX LIMITED | Private company limited by shares | Dissolved |
| DATAMETRO LIMITED | Private company limited by shares | Dissolved |
| DATAMIND LIMITED | Private company limited by shares | Dissolved |
| Datamind Limited | Private company limited by shares | Live |
| Datamind Capital Limited | Private company limited by shares | Live |
| DataMind Professional Service Limited | Private company limited by shares | Live |
| Data-mind Technology Limited | Private company limited by shares | Live |
| DATAMINER LIMITED | Private company limited by shares | Live Commenced dormancy on 11-Apr-2016 |
| DATAMING LIMITED | Private company limited by shares | Dissolved |
| Datamining Limited | Private company limited by shares | Live |
| DATAMIRROR (ASIA PACIFIC) LIMITED | Private company limited by shares | Dissolved |
| DataMonet (HK) Limited | | Live |
| DATAMONITOR PUBLICATIONS (HK) LIMITED | Private company limited by shares | Live Commenced dormancy on 15-Dec-2008 |
| Datamore Network Co., Limited | | Live |
| DATAN LIMITED | Private company limited by shares | Dissolved |
| HongKong Datan International Renewable Energy Technology Limited | Private company limited by shares | Live |
| DATAN MANUFACTURER COMPANY LIMITED | Private company limited by shares | Live |
| DATANET LIMITED | Private company limited by shares | Dissolved |
| SKY DATANET LIMITED | Private company limited by shares | Live |
| BRIGHTON DATANET, LIMITED | Private company limited by shares | Dissolved |
| DATANG MI SI COMPANY LIMITED | Company limited by guarantee | Live |
| Datang Limited | Private company limited by shares | Live |
| DATANG ASSET INVESTMENT CONSTRUCT LIMITED | Private company limited by shares | Live |
| DATANG HOLDING (CHINA) LIMITED | Private company limited by shares | Live |
| China Datang Asia Holding Limited | Private company limited by shares | Live |
| DATANG ZN INVESTMENT HOLDING (CHINA) LIMITED | Private company limited by shares | Live |
| DATANG ENTERPRISE CO., LIMITED | Private company limited by shares | Live |
| DATANG ENTERTAINMENT CO., LIMITED | Private company limited by shares | Live |
| DATANG DESIGN LIMITED | Private company limited by shares | Live |
| HK DATANG SHENGSHI DOOR LIMITED | Private company limited by shares | Live |
| DATANG FINANCIAL LIMITED | Private company limited by shares | Live |
| DATANG CAPITAL GROUP LIMITED | Private company limited by shares | Live |
| DATANG ELECTRIC POWER GROUP ASIA LIMITED | Private company limited by shares | Live |
| Datang Holding Group Limited | Private company limited by shares | Live |
| DATANG INVESTMENT GROUP LIMITED | Private company limited by shares | Live |
| DATANG OCEAN GROUP LIMITED | Private company limited by shares | Dissolved |
| Datang Wisdom Group Limited | Private company limited by shares | Dissolved |
| GUANGDONG FOSHAN DATANG PORCELAIN CO., LIMITED | Private company limited by shares | Dissolved |
| Datang Investment Limited | Private company limited by shares | Live |
| DATANG DAOCAOREN KNITTING LIMITED | Private company limited by shares | Live |
| Datang Mineral Resources Limited | Private company limited by shares | Live |
| SHANGHAI DATANG XUEBAO DRESS LIMITED | Private company limited by shares | Live |
| DATANG SOFTWARE(H.K.) LIMITED | Private company limited by shares | Live |
| Shenzhen Datang Smart Technolog Limited | Private company limited by shares | Live |
| DATANG TECHNOLOGY LIMITED | Private company limited by shares | Live |
| DATANG XINXING TECHNOLOGY LIMITED | Private company limited by shares | Live |
| DATANG XISHI COMPANY LIMITED | Private company limited by shares | Dissolved |
| DATANG LONG YUAN JIN GU LIMITED | Private company limited by shares | Live |
| BEIJING DATANGGUYUN INTERNATIONAL CO., LIMITED | Private company limited by shares | Dissolved |
| HK DATANGHONGYUN INT' L HOLDING LIMITED | Private company limited by shares | Live |
| DATANGJINSHI TRADE CO., LIMITED | Private company limited by shares | Live |
| GUANGDONG FOSHAN DATANGMINGZHU CERAMICS LIMITED | Private company limited by shares | Live |
| DATANGZHICHENG (HONGKONG) LIMITED | Private company limited by shares | Live |
| Datanimo Limited | Private company limited by shares | Live |
| Datanium Technology Limited | Private company limited by shares | Live |
| DATAO INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| DATAOBJECTS LIMITED | Private company limited by shares | Dissolved |
| DATAON COMPANY LIMITED | Private company limited by shares | Dissolved |
| DATAONE COMPANY LIMITED | Private company limited by shares | Live |
| DataONE Networks Limited | Private company limited by shares | Live |
| DATAOPS LIMITED | Private company limited by shares | Live |
| DATAPACIFIC TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| DATAPAK LIMITED | Private company limited by shares | Live |
| DATAPAQ LIMITED | Private company limited by shares | Live |
| DATAPATH COMPANY LIMITED | Private company limited by shares | Dissolved |
| Datapedia Limited | Private company limited by shares | Live |
| DATAPEOPLE LIMITED | Private company limited by shares | Dissolved |
| DATAPERFECT SYSTEMS LIMITED | Private company limited by shares | Live |
| DATAPHASE LIMITED | Private company limited by shares | Dissolved |
| HK DataPhys Instruments Co., Limited | Private company limited by shares | Live |
| DataPin Solutions Limited | Private company limited by shares | Live |
| DATAPIPE ASIA LIMITED | Private company limited by shares | Live |
| DataPipeline Limited | Private company limited by shares | Live |
| DATAPLUGS LIMITED | Private company limited by shares | Dissolved |
| DATAPLUGS LIMITED | Private company limited by shares | Live |
| DataPlus Communications Limited | Private company limited by shares | Live |
| DATAPLUS DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| DATAPLUS INTERNATIONAL (HONG KONG) LIMITED | Private company limited by shares | Dissolved |