NANJING ZHITIAN is specialized in the manufacturing of Replacement Parts for Twin Screw Extruder. We have three companies : ZHITIAN JIDIAN,ZHITIAN XINGYE & F16 ,manufacturing Barrels,Gearboxes,Overall Liners for Twin Screw Extruder. We also provide you the refurbishment service for barrels and Gearboxes.In addition to providing high quality spare parts for domestic twin screw models,we can offer the replacement parts for a variety of twin screw extruders made in Europe ,America ,Japan ,Korea ,etc.Our administrative philosophy is Professional production, Reasonable price, High quality and Continuous innovation. Huge technology capacity ,advanced equipments,state of the art process methods ,strict quality control system ensure we manufacture high performance products.Our sales territories cover 60% of China ,our products have been exported to many countries in Asia ,South America,etc.We have won a good reputation widely from numerous customers owing to our reliable quality,good price, duly delivery and perfect after-sale service. All of our staff always concentrate on every detail, looking forward to supplying best service for you!