LHB75/D much-layer hollow-plastics blow moulding machine : 1.Clamping system:Fixed mold open-closing system. 2.Extrusion system:Hard gear surface decelerator+Japan inverter. 3.Die system:accumulator head. 4.Hydraulic system:Japan dydraulic valve,seal and proportional control. 5.Control system:JapanPLC+Human-machine interface+PLCautomatic temperature control model.