Donglong Plastic Machinery Co., Ltd was established in 1994, which specialled and experienced in manufacturing plastic machinery line. The company has been recognized for strict quality control by receiving ISO9001 certification. Donglong is specialized in producing various kinds of squeezing equipments. The main products are HDPE, LDPE, LLDPE and PP series of monolayer or multi-layer blowing film machines、casting film machines、plastic recycling & granulation production line、Φ30～Φ150mm various types of extruding machines. Also, the company accepts special blue print process instructions from customers. Since the date of establishment, the company dedicates into developing up-to-the-time new models of the machine, on the ground of market directing, advance technology, top qualit..