| DIGITUS INFORMATION SYSTEMS (HK) LIMITED | Private company limited by shares | Dissolved |
| HK Dima Information Tech Limited | | Live |
| HK DINGFENG TECHNOLOGY INFORMATION LIMITED | Private company limited by shares | Live |
| Discovery Information Company Limited | Private company limited by shares | Live |
| DIVITONE INFORMATION TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| DOCTORAL MEDICAL INFORMATION CONSULTING LIMITED | Private company limited by shares | Live |
| DOEON INFORMATION CONSULTANTS CO., LIMITED | Private company limited by shares | Live |
| Dolphin Information Technology Limited | Private company limited by shares | Live |
| CHINA DOMAIN NAME INFORMATION LIMITED | Private company limited by shares | Live |
| Hongkong Domain Name Information Management Co., Limited | Private company limited by shares | Live |
| HK DONGYI INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Doran Information Limited | Private company limited by shares | Live |
| DUCKLING STUDIO INFORMATION LIMITED | Private company limited by shares | Dissolved |
| Duluth Information Technology Consultant Limited | Private company limited by shares | Live |
| INFORMATION DYNAMICS INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| DYNASTY INFORMATION LIMITED | Private company limited by shares | Dissolved |
| EAST ENTERTAINMENT & INFORMATION COMPANY LIMITED | Private company limited by shares | Dissolved |
| EASTASIA INFORMATION LIMITED | Private company limited by shares | Dissolved |
| EASYLINK INFORMATION COMPANY LIMITED | Private company limited by shares | Dissolved |
| EASYTYPE INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Chinalink E-business Information Consulting Co., Limited | Private company limited by shares | Live |
| E-BUY INFORMATION TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Caisheng Economic Information Consultation Co., Limited | Private company limited by shares | Live |
| HUANAN ECONOMIC INFORMATION CENTRE LIMITED | Private company limited by shares | Dissolved |
| CHINA ECONOMIC INFORMATION LIMITED | Private company limited by shares | Dissolved |
| CHINA ECONOMIC INFORMATION CENTRE COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHINA ECONOMIC INFORMATION NET (HK) LIMITED | Private company limited by shares | Live |
| CHINA ECONOMIC INFORMATION (HK) LIMITED | Private company limited by shares | Live |
| China Economic Information International Limited | Private company limited by shares | Live |
| ASIA ECONOMIC INFORMATION & CONSULTANCY LIMITED | Private company limited by shares | Live |
| CHINESE ECONOMIC AND TRADE INVESTMENT INFORMATION LIMITED | Private company limited by shares | Dissolved |
| EDDID INFORMATION TECHNOLOGY SERVICE LIMITED | Private company limited by shares | Live |
| EDUCATION INFORMATION CENTER LIMITED | Private company limited by shares | Dissolved |
| Education and Information Research Center Limited | Private company limited by shares | Live |
| CHINA INFORMATION & INTERNATIONAL EDUCATION GROUP LIMITED | Private company limited by shares | Dissolved |
| CHINA HIGHER EDUCATION INFORMATION NET LIMITED | Private company limited by shares | Live |
| CENTRE FOR EDUCATION IN INFORMATION PROCESSING LIMITED | Private company limited by shares | Dissolved |
| ASSOCIATION OF INFORMATION TECHNOLOGY LEADERS IN EDUCATION LIMITED | Company limited by guarantee | Live |
| HONGKONG CAMBRIDGE TREE EDUCATIONAL INFORMATION ECOSYSTEM LIMITED | Private company limited by shares | Live |
| CHINA EDUCATIONAL INFORMATION GROUP LIMITED | Private company limited by shares | Dissolved |
| CIEE Educational Information Consulting (Hong Kong) Co., Limited | Private company limited by shares | Live |
| ADKS EDUCATIONAL INFORMATION CONSULTING (CHINA) LIMITED | Private company limited by shares | Live |
| KIT'S EDUCATIONAL INFORMATION CITY LIMITED | Private company limited by shares | Live |
| Hongkong Kinderkidz Montessori Educational Information Consultation Limited | Private company limited by shares | Live |
| CHINA EDUCATIONAL INFORMATION SERVICE (HONG KONG) CO. LIMITED | Private company limited by shares | Dissolved |
| EDUCATIONAL INFORMATION TECHNOLOGY (H.K.) COMPANY LIMITED | Private company limited by shares | Live |
| EDWARD TECHNOLOGY INFORMATION CONSULTATION CO., LIMITED | Private company limited by shares | Live |
| EEKON INFORMATION SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| Asia eHealth Information Network Limited | Company limited by guarantee | Live |
| Eigent Network Technology Information Limited | Private company limited by shares | Live |
| E-JADE INFORMATION TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HINGSHING ELECTRON INFORMATION CO., LIMITED | Private company limited by shares | Live |
| UO ELECTRONIC INFORMATION (HK) LIMITED | Private company limited by shares | Dissolved |
| CROSSTON ELECTRONIC INFORMATION (H.K.) LIMITED | Private company limited by shares | Dissolved |
| LONGMA ELECTRONIC INFORMATION PRODUCTS LIMITED | Private company limited by shares | Live |
| ELECTRONIC INFORMATION SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| TSINGHUA INFORMATION ELECTRONIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| INFORMATION ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| CIE HK ELECTRONICS AND INFORMATION LIMITED | Private company limited by shares | Live |
| GD NEW ELECTRONICS INFORMATION I/E LIMITED | Private company limited by shares | Live |
| ACE INFORMATION ELECTRONICS CO. LIMITED | Private company limited by shares | Live |
| NORTH AMERICA ELECTRONICS AND INFORMATION LIMITED | Private company limited by shares | Dissolved |
| CENTRINO INFORMATION ELECTRONICS (HK) GROUP LIMITED | Private company limited by shares | Live |
| Daetek Electronics Information Company Limited | Private company limited by shares | Live |
| IRICO-ROYAL INFORMATION ELECTRONICS COMPANY LIMITED | Private company limited by shares | Dissolved |
| IRICO-TRL INFORMATION ELECTRONICS COMPANY LIMITED | Private company limited by shares | Dissolved |
| ELITESQUARE INFORMATION LIMITED | Private company limited by shares | Dissolved |
| EMPEROR TECHNOLOGY INFORMATION LIMITED | Private company limited by shares | Dissolved |
| EMPIRE INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Enclogic Information Technology Limited | Private company limited by shares | Live |
| China Energy Information Group Limited | Private company limited by shares | Live |
| China Gas Energy Industry Information Center Limited | Private company limited by shares | Dissolved |
| HK ENERGY INFORMATION INTERNATIONAL CO., LIMITED | Private company limited by shares | Dissolved |
| ENERGY INFORMATION SOLUTIONS (HONG KONG) LIMITED | Private company limited by shares | Live |
| IETC Information Engineering - Teaching and Coaching Limited | Private company limited by shares | Live |
| CONNEXION INFORMATION ENGINEERING (HK) LIMITED | Private company limited by shares | Live |
| CHINA STANDARD ENGINEERING CONSTRUCTION INFORMATION LIMITED | Private company limited by shares | Live |
| IVE Electronic & Information Engineering Alumni Association Limited | Company limited by guarantee | Dissolved |
| Emad Engineering Electronic & Information Co., Limited | Private company limited by shares | Live |
| Inspur Global Information Engineering Co., Limited | Private company limited by shares | Live |
| Global E-Service Information Technology Engineering Co. Limited | Private company limited by shares | Live |
| HUADONG INFORMATION ENGINEERING COLLEGE CO., LIMITED | Private company limited by shares | Dissolved |
| CHINA INFORMATION ENGINEERING MANAGEMENT LIMITED | Private company limited by shares | Live |
| Momentum Information Engineering Limited | Private company limited by shares | Live |
| SAINCE INFORMATION ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| TALENT INFORMATION ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| INFORMATION TECHNOLOGY & ENGINEERING LIMITED | Private company limited by shares | Live |
| ENGINEERING TECHNOLOGY AND INFORMATION RESEARCH CENTER LIMITED | Private company limited by shares | Live |
| Information Technology & Engineering Consultants Limited | Private company limited by shares | Live |
| MOZZIE INFORMATION ENGINEERING TRADING LIMITED | | Live |
| Wise Information Service Engineering Limited | Private company limited by shares | Live |
| VISION INFORMATION ENGINEERING WORKSHOP LIMITED | Private company limited by shares | Dissolved |
| EnjoySeaBoard Information Limited | Private company limited by shares | Live |
| Lian Dong Interactive Entertainment Information Technology Limited | Private company limited by shares | Live Commenced dormancy on 17-Aug-2018 |
| HK Enyou Information Trading Co., Limited | Private company limited by shares | Live |
| NEW EPOCH INFORMATION COMPANY LIMITED | Private company limited by shares | Live |
| ZHONGCHENG EPOCH INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| EPRODATA INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| EQUINIX INFORMATION TECHNOLOGIES HONG KONG LIMITED | Private company limited by shares | Live |
| ESMERK INFORMATION (H.K.) LIMITED | Private company limited by shares | Dissolved |