The produced plugs and sockets (converter) accord with the national standard of GB2099.1-1996, GB2099.3-1997, and GB1002-1996. With stable performance the products are sold well and popular with customers and won the certification of "CCC Product"according to obligatory products. We have advanced process lines in workshops, microcomputer control of automatically insulated resistance, and devices for compression test. We also have advanced techniques and adopt non-welding technique in some products to avoid poor contact caused by welding. Our products own attractive appearance and various styles, their surface is adopted PC materials, which is high-temperature resistant and antiflaming. And the inner is made of high-elastic copper material to ensure the safety of the electric equipment. There are new products come on the market every year to meet the various needs of customers.