... make this machine perfact. Automatic blow molding machine,plastic water tank machine,hdpe blow molding machinePlastic bottles, plastic Containers ,barrels, jars, tool Cases & Bags making machine,plastic water tank machineBlow Moulding TypeExtrusion Blow MouldingPlastic ... to contact Ms.Serena if you have any question. blow molding machine,hdpe container machine,plastic water tank/drum ...