extra process Date：2020-01-29 Categories： Views：118 views Prev： 1/2” Round Steel Tubing RELATED CHINA AUTO: Output, sales rise in December but both down 2% in 2020 What is the difference between Hot Dip Galvanized Metal and Galvanized Metal Can provide OEM/ODM service? Can we visit your factory? What is your terms of payment? Do you provide samples ? is it free or extra? How long is your delivery time? Are you trading company or manufacturer?