Dalian-Lapp Insulator Company’s station porcelain insulator workshop has both the traditional production line of wet process and the advanced production line of dry process (isostatic pressing). Its dry process production line of high-strength post insulators and hollow insulators has reached the international advanced level. Main products are 40.5-1100kV normal type and anti-pollution type high-strength porcelain station post insulators and high-voltage porcelain hollow insulators for use in electric appliances. Its annual capacity reaches 100,000 units.