... 010-0.002mm 3,Surface treatment supp professional industrial aluminumDalian Hongsheng Machine Co., Ltd. is an enterprise which is specialized in ... grinder, lathe, miller, wire-cut, EDM to meet various products' requirement.Currently, our major customers are mainly from Japan, ... and plating according to our customers' requirement.6. Our products have been exported to Japan, America, Canada, England and ...