Linzhou Changda Railway Material Co., Ltd. (CDR), established in 1989, focuses on the research, development and production of railway fishplates (splice bar / joint bar). CDR has become supplier for railway fishplates approved by the People's Republic of China's Ministry of Railways, and serves many Chinese large and medium-sized railway projects.



CDR has also broken into international markets and customised 21 different varieties of foreign standard and non-standard fishplates, which are exported to the US, Canada, Australia, South America, Africa and Jordan.