1)C-Channel Steel 2)high quality Channel Steel 3)grades:GB,ASTM,JIS,and so on 4)reasonable price and the best service 1)C-Channel Steel2)high quality Channel Steel3)grades:GB,ASTM,JIS,and so on4)reasonable price and the best service5)as one of the best company,we have the strong power and get a good reputation among the customers and the other manufacturers.