Shuang'an Power Technology Co., Ltd., founded in 1986, is located in the Beijing-Tianjin-Hebei economic development circle and is a high-tech enterprise specialized in research and development, manufacturing and sales of line composite insulators, railway insulators, isolated switches and other series of products. The company's main products: 10kV-1000kV transmission and distribution line insulators, railway insulators, isolation switches, fuses, lightning arresters, electrical fittings and other products. The company has set up its own R & D centre and has an internal professional research and development team.