German Rheinland Group is a world famous and strictest organization of quality authentication. The auditors have good understanding of German manufacturing technologies, are strict with themselves and are professional. Some auditors audited TONSAN ISO/TS16949：2002 quality management system from Sept. 5 to 30, 2005. To keep constant improving, All TONSANers worked hard to understand and fulfill the ISO/TS16949：2002 requirement and customer special requirement in each department of R&D, production, sales and service, as a result in less than one year, we mastered the techniques of problem analysis and solving with process method, and applied APQP, FMEA, PPAP, SPC, and MSA tools and technologies in our practical works, so that our efforts in each minutia can guarantee that our high quality adhesives, sealants, technical support and services meet customer requirement. Now TONSAN is the first domestic anaerobic, silicone and repair putty enterprise that passed TS16949 verification and can satisfy the IATF recommendations to supplying chains of automobile parts.