Hollow Blowing Molding technique is to put half-melting pipe casts after extruding into various kinds of mould cavities and when they are blown by compressed air and cooled and formed. They will be made into hollow blowing products, which are widely used in packing containers, such as plastic bottles, kettles and barrels, and in daily products and toys. There are many different specifications of single layer hollow blowing machineries available in our company. When assembled with different L/D screw barrels, various kinds of plastic products can be made, such as HDPE, LDPE, PU, PVE, PP, and PBS. transparent of semi-transparent bottles, air cushions in shoes and also polyester bottles, craftworks and decoration stuffs’ is of simple structure, short forming periods, continuous production and stable operation, which can effect semi-auto operation.