The Company is the first enterprise engaged in diesel locomotive maintenance in China. We started Dongfeng 4 series diesel locomotives maintenance in 1989 and electric locomotives maintenance in 2000. Now we have the capacity for batch maintenance of Dongfeng diesel locomotives of type 4A, 4B, 4C, 4D, 4DF, 5 and 7C, and also mining electric locomotives of type Shaoshan 1, Shaoshan 3, Shaoshan 3G, Shaoshan 4G and Shaofeng. We also have the capacity for maintenance and modification of NS100G railway cranes. It is one of the major maintenance bases for railway diesel locomotives and electric locomotives in China.