We introduce the advanced bottle lid molding technologies from Japan, West Germany, USA and Switzerland and apply imported and domestic shot molding machine to make the next-generation automatic shot molding. 　With the advanced secondary double-cone positioning technology, the products have latching cavities to avoid partiality. The cavity and pistil shot molding materials are made of the SI36H and 718 steel from Sweden with super corrosion resistance and high degree of finish. The advanced heat-flow channel design and precise processing guarantee identical shot molding density and high rate of finished products. Our bottle lid screw meets the PCO (US) standard. The mold is made of quality steel nitride from Swede, Wet Germany, USA and German with high hardness and great durability. The molds are of advanced, rational and handsome design, precision processing and interchangeable parts.