Nanjing Dinggong Machinery Equipment Co., Ltd. is a leading domestic manufacturer of twin-screw extruder accessories. With a strong technical force, skilled personnel, and advanced technology, our company produces screw elements, barrels, and shafts with scientific, mature, and reliable production processes. We are committed to delivering high-quality products, timely delivery, and reasonable pricing. Managed by the principle that "orders are commands," we pursue a brand-driven approach, earn...