... . reliable quality 2.high performance price ratio Description of JDC 250 seris concrete mixer 1.JZC, JZM series concrete mixer are gravity type ... works and various types of concrete members’ factories. 2.JZC, JZM series mixer including JZC 250,350,500,750 and JZM350, ... technology parameters of JDC 250 seris concrete mixer After-sale service 1.operator training 2.installation and deugging 3.spare parts ...