Xuguang covers over 178,000 square meters, with total asset over RMB 1.2 billion and the credit rating is AAA. Xuguang is an ISO 9001-2015 company since 1999, and it has 1149 nos staff, of which the technical workers have 129 nos. In 1987, first vacuum interrupter was made in Xuguang, and upto now, Xuguang has been specialized in design, production and sales of ceramic vacuum interrupters over 30 years. As scheduled, the annual production capability of vacuum interrupters can reach to 500,000pcs and 150,000 pcs of embedded poles. The products are widely exported to Korea, Italy, Poland, Turkey, Taiwan, India, and etc.