Shaanxi Baoguang Vacuum Electric Device Co., Ltd.(Hereinafter referred to as Baoguang ) is located in Baoji City, Shaanxi Province with registered capital RMB236 million and total asset RMB820 million. Baoguang stock (Stock code: 600379) was listed on Shanghai Stock Exchange in January, 2002. Baoguang is a key high-tech enterprise to produce vacuum interrupter and vacuum switch equipment in China. “Baoguang brand” vacuum interrupter won the fifth Asia-Pacific Expo gold award, Moscow International famous products gold award, one first prize and one second prize for National Science and Technology Progress Prize, and won the titles of Quality products of ministry and province totally for more than 70 items. Many of the company's products have been listed in the National Torch Program Project and state-level key new products plan, and have taken part inthe states 863 plan and the National Science-technology Support Plan Projects many times. “National and local united engineering research center of vacuum electric technology”, which was established by Baoguang, was formally approved by the National Development and Reform Commission (NDRC) in 2015. This marks that the company’s technological R&D ability has entered into the national team/level.