... largest supplier of steel profiles (track,stud, furring channel, Omega, wall angle,UD,CD,UW,CW) from China. Two of our ... production lines, output 4,000 Tons monthly, ranking No.1 in North China. Certified by ISO9001, we apply the most strict ... , 63m, 70mm, 75mm, 92mm, 118mm, 138mm. FURRING SYSTEM 35x22mm, 35x16mm. WALL ANGLE 23mm, 25mm, 28mm, 32mm. CD & UD SYSTEM 60*27 ...