At the end of 2008, by the Ministry of railwayiBeijing, Wuhan,Shanghai,Guangzhou train maintenance base) bid invitation project, Guilin Wintime company testing locomotive suspension spring lateral force and displacement testing base with harmony emu. Our testing data coincide with normal data of SIEMENS, ALSTOM, Bombardier, Kawasaki which pass Harmony emu prototype makes of acceptance and with railway spring system to use.
At present,GS Magic,Yangzhou spring factory, CNR TIANJIN JL Railway, four emu maintenance base and Koto mechanical repair factory who use our vertical and lateral load of railway spring.
China academy of railway sciences, Ministry of railway product quality supervision and inspection center, Dalian locomotive works, Changchun railway vehicle, Zhuzhou locomotive works, Nanjing Pu town high-speed railway press, CNR TIANJIN JL Railway, Datong locomotive works, Zhuzhou electric locomotive plant etc. Railway system enterprises use our machine as data test standard.