In 2017, Anyang Railway Equipment Co., Ltd. provided elastic rail clips, anchor bolts, iron pads (for DTVI2 rail fastening system, DTVII2 rail fastening system, DJK5-1 rail fastening system, II-type rail fastening system for inspection pit, I rail fastening system for 60kg/m steel rail, Type I rail fastening system for 50kg/m steel rail) to Xi’an North to Airport Track Project.