... European II.•Adopt imported heavy-duty drive axles with NO-SPIN Differential. The drive wheels adopt wide base tyres which have large ... trafficability in any case.•Hydraulic drive system: adopt the closed anti-slip hydraulic drive system composed by imported heavy-load variable ... travel safety.•The ROPS cab guarantees the driver’s safety.•Anti-slip handrail and stairs and dapple rubber floor prevent the ...