The Screw ?Forming Plant, covering 6700 square meters is equipped with 80 sets of heading machines,80 sets threading? machines and 10 sets of special forming machines.

The designed yield is 1000tons/month.

　　Several surface treatment processes are designed for customers to choose, including black phosphate, zinc electroplating(zinc white, zinc black, zinc blue, zinc colorful), Dacrotized and Rusper coating.The designed capacity of surface treatment can amount to 1500 tons/month. (electroplate 700 tons/month, phosphoric acids salt 800 tons/month)。