As a subsidiary company of China South Locomotive & Rolling Stock Corporation limited (CSR for short, listed on both Shanghai and Hongkong Stock exchanges), CSR Qishuyan Institute Co. , Ltd. (CSR QSYRI for short)was located in Changzhou City, Jiangsu Province, established in 1959 神马影视.

The company is mainly engaged in the R&D of new materials, processes, equipments and technologies for railway equipment industry. It is a professional research institution in China Locomotive &Rolling stock material and manufacturing process of rail transit equipment as well as a high-tech industrialization base for key parts of rail transit equipment 神马影视在线.