... factory main produce steel profile used for drywall partition system and suspended ceiling system , including drywall stud & track, ceiling main & cross ... 34.5, 75*35, 100*35Track 41*25, 50*25, 63*25, 72*25, 75*25, 100*25Angle 25*25, 30*30Our series products main supply to ... : high-quality hot dipped galvanized steel coil.Suspended ceiling system Main and Cross tee and Wall angleMain tee:24x38mm length ...