... 4.Professional OEM and ODM manufacturer. 2013 OEM or ODM in dongguan and shenzhen top quality sheet metal fabrication PartsWe are ... sheet3) Surface treatment: kinds of plating(Zinc,Chrome,Tin...),Powder,Heat treatment,phosphating;4) Standard/specification: OEM service ... ,zinc/nickel/chrome plating, hot galvanized, painting, PVC powder coating, dichromate plating,ect.Tolerance+/- 0.001mm,can also ...