Songz Automobile Air Conditioning Co., Ltd. engages in the research, development, manufacture, and marketing of air-conditioners for use in the commercial and passenger vehicles in China. The company offers air-conditioning systems that are used in various types of large and medium-sized passenger vehicles, passenger cars and commercial vehicles, trucks, light-duty buses, rail vehicles, and bus rapid transit system buses, as well as in railway vehicles and transport refrigeration. It also provides spare parts, such as compressors, condenser fans, evaporator fans, and accessories.