Pre-sales Service

1.Detailed information on charateristics of cowin extruder and application scope; 2.Introducing in detail features and application of the products to customer;3.Selecting economical and practical machine & equipment for customer;4.Providing operation data of the related machine & equipment; 5.Providing means of trial performance for customer.

Sales Service

1.Recommending engineering conditions required for installation of the machine & equipment; 2.Communicating in time the manufacturing progress of the machine with user; 3.Providing assistance in technical conditions, screw combination and barrel disposition needed for product.


1.Providing on the spot technical assistance in installation, commissioning and training; 2.Filing in detail customer's information; 3.Providing long-term maintenance service and spare parts; 4.Giving technical support to customer for developing new product; 5.Providing free maintenance for a year.