Zhengzhou railway bureau and depot, where you will find a good selection of most advanced as well as most rare locos available on the entire CNR network for both diesels and electric ones. In your sight, there are from right to left: DF4DK, SS8, DF4D, SS7E, SS8, and SS7D. Zhengzhou Railway Station Photo by Chunlu Sun (chunlusun@yahoo.co.uk)