... 4.ISO9001:2008 Most of the precision sheet metal stamping parts with surface treatment are used in motorcycle,instruments, ... offer you our bottom prices.1.The advantages compared with other suppliers (1)more than 7 years production experience ... are not listed above. Process technologyCasting, Machining, Metalworking, Sheet Metal Bending, Surface Treatment, Heat Treatment, Griding, Milling, wire EDM ...