1.Engineer design2.Mould master carve the mould with QC check3.Case-casting components by the mould with QC check4.Fill ash5.Polish with QC check6.Tapping with QC check7.Drill hole with QC check8.Clean oil9.Welding10.Spray the plastic outdoor powder with QC check11.Led light with radiator with QC check12.Assemble with QC check13.Olding with QC check14.Clean 15.Packing with QC check