1. Stainless steel, iron, steel, zinc, galvanized plate. 2. Thickness: 0~3mm 3. NC punch, bend, stamp. 4. Top quality Populace Group is one of the largest AC & heat pumps heat exchanger manufacturers in China as well as high quality sheet metal parts, copper tube components and heat pumps manufacturer in China. Populace is supplying these products for Midea, Gree, TCL, LG, Samsung, Panasonic etc. ...