jinqiao
1.Shanghai lure many foreign company to jinqiao export processing zone on the basis of duty free status.
2.Jinqiao EPZ provides an integrated system of infrastructure and public facilities of “nine connections and one leveling”, including centralized heat supply and satellite communication station.
3.This paper analyzes the main composition and function of self-protection flux cored wire, presents the mechanical test results of welding X80 pipe steel (developed by Tianjin Jinqiao Company) using the self-protection flux cored wire.

