General Introduction
The IT Electronics Eleventh Design&Research Institute Scientific and Technological Engineering Corporation Limited (“ EDRI” in short) is a wholly-owned subsidiary of Wuxi Taiji Industry Co.,Ltd. which is listed in stock market(stock number: 600667) .It is a large-scale comprehensive engineering technology service provider engaged in engineering consultation, engineering design and engineering general-contracting.EDRI ranked 4th in China Survey and Design Association "Engineering General Contracting Turnover Rankings 2025". EDRI ranked 4th in the "Top 100 Engineering Consulting Units by
Business Revenue (Overall Ranking)" by the China Association of
Engineering Consultants for the year 2024.EDRI ranked 25th in ENR"2025 Top 60 Chinese Design Firms Awards Ceremony";while also claiming 9th on the "2025 Sichuan Top 100 Service Industry Enterprises" and 34th on the provincial overall enterprise list. In Chengdu, it ranked 6th among the city's top service enterprises and 20th in the comprehensive corporate ranking. EDRI mainly serves six business fields, namely electronic high technology and high-end manufacture, biomedicine and health-care, municipal infrastructure and road&bridge, logistics and civil building, electric power, and comprehensive business. EDRI has grown to be uniquely advantageous in three engineering fields of high-tech (Electronics and biology), photovoltaic new energy and logistics.The market influence is profound.
EDRI is a large-scale design institute, who took the lead in overall enterprise restructuring and was previously the Eleventh Design Institute under the Ministry of Fourth Machinery Industry, which was set up in 1964.EDRI holds Engineering Design Comprehensive Qualification Class-A Certificate, which covers all 21 industries, Housing Construction General Contract Class-1 Qualification, and Mechanical & Electrical Installation Works General Contract Class-1 Qualification and Electrical Works General Contact Class 2 Qualification.All these qualifications are granted by Ministry of Housing and Urban-Rural Development of PRC.
EDRI has rich experience and unique expertise in engineering design and construction on large-area high clean air conditioning system, high-purity industrial gas system, ultra purified water system, ultra purified chemical system and automatic systems,data communication system,static protection,microvibration prevention and electromagnetic pollution control, which are required by production environment of hi-tech products, such as: integrated circuits, new display devices, biological products, photovoltaic new energy,etc.
EDRI has provided good services for domestic and foreign customers. Our customers include SMIC, Intel, LG, TSMC, Global Foundry, Hynix, Siemens, Volkswagen, Philips, Lucent, Motorola, ON Semiconductor, Samsung, Foxconn, IBM, DELL,Pfizer, Roche, Cargill, Covance, CEC, CETC, Huahong Group,Zhonghuan Group, Sichuan Changhong, YOFC, Hefei Changxin, CR Microelectronics, Shanghai GTA, Huawei,Tencent, ZTE, Suntech Energy, Artes, Jiangsu Dynova,Ploss logistics, Jingdong Logistics , Chengdu biological Institute, etc.
EDRI enjoys good cooperation with international engineering companies,such as CH2M, M+W Zander, Fluor, Chongjo, Shimizu, SSOE, BMP, Hanya, Takenaka, Toda construction, Fujita construction, NIKKENSEKKEI, Hitachi construction, SAMOO, H&TC, SIP, PMG, Siemens Real Estate, Mortenson, HDR,Jacobs,Cockram,Bovis,C3,etc. 
EDRI is headquartered in Chengdu. There are 5 business regions and 40 independent accounting entities.EDRI also establishes 31 branch offices in Shanghai,Wuxi,Tianjing,Nanjing, Dalian,Xi'an, Suzhou, Beijing,Mianyang,Shenzhen, Wuhan, Chongqing,Xiamen,Hangzhou,Jinan, Hohhot, Qingdao,Kunshan,Jiaxing,Hefei,Nantong,Shijiazhuang, Guiyang, Haikou,Nanchang, Urumqi,Xining, xiong'an,Foshan,Haining and Ganzhou.EDRI owns 30 photovoltaic power stations,whose power generation in 2020 exceeds 600 million kwh.
EDRI has technical staffs, who are spearheaded by 4 state-level Design Masters, 10 Sichuan Provincial Design Masters, 17 experts enjoying special governmental allowance, 66 senior engineers,1454 associate senior engineers and 1550 registered engineers. EDRI presided and paricipated in compilation of 107 national and industry standards, won 381 awards on excellent design, excellent consultation, general contracting and scientific & technological progress awards, among which 69 awards are national-level awards and 218 awards are provincial-level awards,93 industry honors.EDRI holds 22 invention patents and 202 utility model patents.EDRI has established a complete quality management system,environmentalmanagement system and occupation health and safety management system.
EDRI upholds the core value concept of Credibility and Innovation Spirit and provides excellent products and services with the quality policy of Do Utmost Perfect Design and Provide Utmost Perfect Service!
Adress: No.251 Shuanglin Road, Chengdu, China
Fax: 028-84333172
P.C.: 610021