JDY500 concrete mixer 1.Competitive price 2.Good after-sale service 3.Concrete Mixing Machine 4.ISO9001:2000 certified Model no: JDY500 concrete mixer Ddescription:1.can mix dry hard, plastic, liquid, such as lightweight aggregate concrete and a variety of mortar2.designed reasonable, compact, easy to operate, reliable, good quality with stirring, high efficiency, low energy consumption3.applied ...