... production , -The material parameters: stand feet, plate are imported SPCC cold rolled sheet, seat can be added a high-quality imitation leather ... sponge and high quality imitation leather.3,Legs: imported SPCC cold rolled sheet die casting molding, plating surface4,Beam: the high ... level of welding point is smooth, no concave-convex spots , flat wire welding , no leakaged welding. All the iron piece ...