... competitive price 3) ISO9001:2000 4) good aftersale service concrete mixer machiney:(JS/JD/JZ ) MODEL: JS350, JSC350,JZC350B, JZC500 ... mixers newly designed and developed,which suitable for kinds of industrial and civil construction work,prefabricated plant,road,brige, water ... designed and manufactured according to GB/T9142-2000 Concrete mixer. It has rational structure,and has the advatange of ...