Qianzhang Chang cover plate, designed with dot shading and railway markings, is currently mainly used on the Qianzhang Changzhou railway line. At present our company has developed 40 * 31 * 6cm; 40 * 37 * 6cm; 40 * 44 * 6cm; 74 * 40 * 8cm; 70 * 40 * 10cm and other specifications can be consulted the manufacturer or customized according to the plan!