Railway Components in China railway mainly include: K2 bolster and side frame, K6 bolster and side frame, DZ1 bolster and side frame, 13B coupler, 17 coupler, 13B hook tongue, 16 hook tongue and so on.

Other accessories for railway locomotives and vehicles are: impact seat, front plexus plate, rear plexus plate, rear plexus plate and center plate(one - piece rear plate), train bogie center plate, etc.