Located in the beautiful Jiaozhou Bay, Qingdao Win Win Machinery Co., Ltd. is a new type of high-tech enterprise specializing in R & D and production of extrusion machine. The company's main products plastic pipe extrusion complete production line. We have all kinds of middle and senior technical personnel, according to the needs of each customer, to provide professional mechanical design and manufacturing and a complete set of processing and molding process, to meet the needs of each custom..