We, SongZ Automobile Air conditioning Co., Ltd. is one of the best professional companies to develop and manufacture automobile air conditioners in China。 SongZ is the only publicly stock company in this business in China. The code is 002454 in China Shenzhen Stock Exchange. We owe our success to the superior technology, world class equipments and hard work.In order to diversify our existing market, we are interested in supplying our high quality products to you on favorable terms and conditions.With ISO9001:2000 Quality Management System Certification and Automobile Products Certification, it passed ISO/TS 16949:2002 Quality Management System Certification in January 2006.