... industry4,The high quality moulds can be used for 5 years.5,The product is competitive and enjoys a high reputation.6 ... is special and superior.8,Our company is the founder council of WPCC-CPPIAMain Customers In China:1,Shanghai ... provide technical instructions of design and manufacturing for various extrusion moulds and products.3,Warranty: One year. high quality and best price pipe extrusion die