Profile : Shanghai Richon Machinery Co., Ltd was set up in 2005, we specializing in the R&D and production of plastic extrusion equipment. We have a high qualified R&D and experienced mechanical and electrical engineer team. We are the first manufacturer of the counter-rotating parallel twin-screw extruder in China. RICHON Team, according to the continuous feedback from the customer site, independently R&D the Four- Speed Gearbox - Which can Guaranteed the Screw service life for 180 days | 32%+ production energy saving | 30 years + Gearbox service life. RICHON Extrusion Line has exported to Germany, The United States and Russia and other 31 different countries and regions, enjoying the reputation and praise of clients at domestic and abroad.