Shanghai Derong Plastic Machinery Co., Ltd. was founded in 1997 as a physical enterprise integrating design, development, production, and sales. Professional manufacturing of single and twin-screw plastic extruders and production lines, such as PP oil pipes and pen holder units in pen making machinery; J-shaped strips, sealing strips, and special-shaped material units in the automotive industry; Precision nylon tube, TPE, TPU tube production line dedicated to the automotive industry, three-layer co extruded mesh nylon tube production line; BMC slitting machine specifically designed for electric tools; PVC special hot cutting granulation unit, engineering plastic cold cutting granulation unit, color masterbatch unit, etc.
The precision extrusion production line designed and developed by Derong Company is at a leading level in the same industry. The geometric accuracy of the products is much higher than that of conventional molding in the same industry, and the qualification rate of the finished products is controlled at around 99.9%, which is highly praised and approved by customers.
We constantly innovate, research and develop, and explore, hoping to make a successful mark in product development for our new and old customers.
Customer satisfaction is the best return for us.
The company was founded in 1997, setting design, development, production, sales in the integration business entity. Professional manufacture of single, double screw plastic extruder and the production line, such as: the PP tubing and the penholder unit in Pen machinery ; the J strip, sealing strips and special-shaped material unit in the automotive industry ; precision nylon tube, TPE, TPU pipe production line, three layer co-extrusion mesh nylon pipe production line of automotive industry; BMC cutting machine only for electric tool; eagerly granulation unit, engineering plastic cold pelletizing unit, masterbatch unit special for PVC and etc.
Dense type extrusion production line designed by DiRong is outstanding in the same industry leading level; geometric accuracy of products is much higher than conventional molding products in the same industry, so that the passing rate of finished products is controlled at about 99.9%, popularly receiving the praise and acquiescence from customers. Our continuous innovation, research and development hope for the vast number of new and old customers in product development on painting on a successful. Customer satisfaction is our best reward.