Inner Mongolia Jingcheng High Voltage Insulator Co., Ltd. is located in Jinchuan Development District, Hohhot City. The company is a large scale modern porcelain insulator manufacturing enterprise, and it is the only enterprise that specializes in the production of suspension porcelain insulators in China.The company was founded in 1997, and now operates facilities covering 260,000 square meters, with a construction area of 80,000 square meters. The company's total assets is more than 1.5 billion Yuan, and the annual output is 4.5 million pieces of AC&DC suspension porcelain insulators from 40kN to 550kN.The company became a qualified supplier of the State Grid Corporation of China in 2006. To date, 15 million pieces of porcelain insulators have been safely running on ± 400kV- ± 1100kV DC transmission projects and 110kV-1000kV AC transmission and transformation projects. The company has sold nearly a million pieces of insulators overseas.