advanced production techniques like spray granulation dry-pressing molding, high temperature sintering, ceramic mirror finish, and test control means such as insulator inspection, sealing inspection and bench scale test. Those are all on the top-ranking level in the same fields in china. Our products are mostly supplied to domestic key automobile manufacturers such as China No1 Automobile Corporation, China No2 Automobile Company, Shanxi Automobile Group Company, Chongqing Automobile Group Company and so on. 
    We are struggling in improving management level constantly for service the customers with all our hearts. We take the following two sentences as our quality policy: Our intelligence is contributed to the details of every product. Customer contentment is our permanent pursuit. We carried out international quality system and obtained the certificates of ISO9001: 1994 in 1996, ISO9001:2000 and QS9000:1998 in March, 2003, and ISO/TS16949:2002 in Jan, 2005.