WD-400W wide gauge Track Dynamic Stabilizer is designed for the use of wide gauge lines in Mongolia and Kazakhstan that can increase the horizontal resistance of the railway and improve the overall stability of the bed which is applicable for the construction, overhaul and maintenance of railway lines . Its High speed running adopts hydro-mechanical transmission, low speed running adopts hydrostatic transmission. It has multiple safety and anti-falling measures, has the functions of emergency parking and emergency recovery, has a 6-channel video monitoring system, has a fire alarm system, and has operation and operation safety interlocking and alarm functions.