ZhouShan ZhangShi Machinery CO., LTD is specialized in producing plastic machinery. It locates in LiGang industrial Zoneï¼?which is called the central city of screws in China. Our company possesses more than 8000 square meters . In order to develop ourselves, our company established ZhouShan ZhongChi Plastic Machinery CO., LTD as branch company , which possessesmore than 10000 square meters . it has past ISO9001-2000. The main products of our company are plastic machineries such as screw cylinder , conical ã??parallel twin-screw and their auxiliaries. Also we develop kinds of plastics extruder machinery sets to product plate , blade and granulation and so on ***** products are not only widely sold in china , also enjoy good reputation in abroad such as Indonesia, Hongkong, Philippines etc.