The Eleventh Design & Research Institute of IT Co., Ltd (EDRI for short) is a general Class A design institute which major business is engineering design , engineering consultation, construction supervision and lump-sum contract project, and also extend its business to the product development, production, installation and service of serial air- condition. EDRI is a holding company of China Information Industry Corporation which holds Class A design licenses of electronic project of electronic communication broadcast & television Industry, construction project of construction industry, pharmaceutical project of chemical industry and petrochemical industry, public facility (environmental sanitary), and Class A business licenses of property estimate consultation lump-sum project, project supervision, environmental estimate , Class B design license of electronic communication broadcast & television industry communication project (wireless communication, communication tower) , broadcast & television project, chemical petrochemical pharmaceutical industry, agricultural forestry industry & stockbreeding( vaccine product factory), and machine , light textile (textile, electronic appliances and machine) ,public facility (water supply ,drainage and scenery garden ) , and war industry( optics, photoelectric and electronic project).

Chengdu-engineering design, consultation, contract, and supervision.