Our company Zhongbo Railway Fastening Co. Ltd is located in Taicang, Jiangsu province in China and have been manufacturer and exporter of railway fastenings for many years. It’s certified by ISO9001:2000 as well as by CRM (China Railway Ministry). And our hit products are hex bolts, dog spike, square head screw spike, fish plate, track bolt, spring washer, rubber pad, cast shoulder, nylon insert, etc.
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