SONGZ AUTOMOBILE AIR CONDITIONING CO., LTD herein referred as SONGZ, was founded in 1998. It is a joint-stock company specializing in research, development, manufacturing and sales of vehicle air-conditioning systems. It was successfully listed on the Shenzhen Stock Exchange in 2010. Stock abbreviation: SONGZ, stock code: 002454. This makes SONGZ the first listed company in the Chinese transport vehicle air conditioning industry. SONGZ devotes itself to automobile air conditioning systems as a premium brand and will become a world-class supplier with state-of-the-art technique and in-house processing in the near future. SONGZ business covers electric and conventional large and medium-sized bus air conditioner, passenger car air conditioner, rail transit air conditioner, truck refrigeration units, electric compressor, and vehicle air conditioner spare parts.