NARI Technology Development Co., Ltd. was established on February 28th, 2001. Its main founders, NARI Group Corporation and seven other strategic investors, jointly set up the company with assets from the Power Network Control Branch Company, System Control Branch Company and Industrial Control Branch Company restructured.　NARI Technology Development Co., Ltd. (abbreviated as NARI-TECH), approved by China Securities Regulatory Commission, issued public stock shares for the first time on September 24th, 2003 and was listed on Shanghai Stock Exchange with the code "600406". Among branch companies affiliated to the State Grid Corporation of China, NARI-TECH is the only listed company that has carried out the Share Split Reform in 2006.

NARI-TECH has four branch companies, namely Power Network Control Branch Company, System Control Branch Company, Industrial Control Branch Company and Rural Electrification Branch Company. It also has two sub-companies, i.e., Nanjing Sino-German Relay Protection System Company Ltd., and NARI-TECH (Beijing) Control System Company Ltd.

As a high-tech enterprise which specializes in software/hardware development and system integration for power system energy management and industrial process control automation, NARI－TECH mainly engages in providing total solution covering　power system energy management, substation automation and relay automation, rail-transportation automation, power market technical support, power metering & billing, distribution automation, rural power network automation,　thermal power plant and industrial process control automation, municipal and environmental engineering and related fields.

Taking “Serving the country via industrial development and invigorating the state through science and technology” as its responsibility, keeping technical leading position as its foundation, and protecting investors’ interest as its top concern, NARI－TECH has been pursuing technical innovation ceaselessly. With the aim for long-term profit and sustainable development, NARI－TECH did a lot in large-scale manufacturing and R&D base construction, acquired high-quality assets by merger, and invested on market-oriented promising projects with raised funds. It has made a number of breakthroughs in fields like rail transportation integrated supervisory control system and distribution management system, and has realized enterprise expansion initially.