copper strip 1.standard:GB2532,GB11087,GB11091,GB15714,GB15714, GB17793,GB18813 2.quality:ISO9001-2000 1.standard:GB2532,GB11087,GB11091,GB15714,GB15714, GB17793,GB188132.quality:ISO9001-20003.range of usage:radio frequency cable,tranceformer,l ead framer,copper cladding,aluminum, water heater exchanger,automotive manufacturers4.the special requiments will be satisfied when user putford.