in 1986, people's republic of china fielded its version of maz-543. initially designated ws580 but later renamed ws2400, this chinese version is one of the wanshan series trucks manufactured by wanshan special vehicle, a wholly owned subsidiary of china aerospace sanjiang space co. ltd., which is in turn a subsidiary of china aerospace science and industry corporation (casic). the advantage of the chinese vehicle is that it utilizes a german diesel engine, transmission and hydraulics manufactured by wanshan in china, built using technologies transferred from zf friedrichshafen.