NINGBO JIACHENG INDUSTRY CO., LIMITED was founded in 2019, located in Jintang Town, Zhoushan City, Zhejiang Province — a core global manufacturing & export base for plastic machinery spare parts.
We are a professional manufacturer specializing in the design, production and supply of high-performance screws, barrels and matched accessories for diversified industrial plastic & rubber processing equipment.
Our products are widely compatible with injection molding machines, single/twin screw extruders, rubber machinery and various plastic molding equipment. We deliver tailor-made screw barrel solutions to process multiple materials, including HDPE, PP, PVC, LLDPE, PE, engineering plastics, recycled materials and special modified compounds.
Supported by complete advanced manufacturing equipment, mature precision machining technology and full strict quality control system, all our finished screw barrels feature outstanding wear resistance, anti-corrosion performance, high dimensional stability and long service life. Our product portfolio covers nitrided screw barrels, bimetallic screw barrels, chrome-plated screw barrels, twin-screw assemblies and fully customized parts to satisfy unique production requirements.
We deeply recognize that different raw materials and molding procedures demand exclusive screw barrel configurations. Our technical team collaborates closely with every client to provide targeted professional solutions, effectively lifting your production yield, finished product quality and overall machine operation performance. No matter you produce HDPE pipes, PP sheets, PVC profiles, PE films or LLDPE packaging films, we can develop the most suitable screw & barrel structure for your production scenarios.
Adhering to core values of superior quality, stable reliability and customer satisfaction, we have established long-term trusted partnerships with buyers from the Middle East, Southeast Asia, Europe, Africa and South America. We strive to be your trustworthy global supplier for plastic processing industries, supplying durable premium products, cost-effective prices and round-the-clock responsive technical support.