We have approved the certificate of ISO (GB/T 19001-2008/ISO 9001:2008), and all our screw and barrel are strictly quality controled as ISO 9001:2008 International Quality System.
•100%Quanlity Inspection
As the screw and barrel are the important parts for plastic extruders and injection molding machine,they affect the machine performance and quality directly,therefore,QunYing established quality control system strictly as ISO 9001:2008 International Quality System, our every production process is under strict inspection , Those provides solid foundation for our quality products!What we need to do is to make sure best quality of each screw and barrel.Till now,our screw and barrel has been sold to more than 40 countries in the world and enjoy a good reputation by our customers!