In 2018, Anyang Railway Equipment Co., Ltd. provided Type III split railway fastener assembly, Type I split railway fastener assembly, Type I railway fastener assembly, Type II inspection pit fastening system, DJK5-1 fastening system, 60kg/m ordinary rail joint bars, 60kg/m frozen rail joint bars, 50kg/m non-working side shock-absorbing rail joint bars, 60kg/m non-working side shock-absorbing rail joint bars, bulging fishplates. to Zhengzhou Metro.