Brass Wire import companies and brass wire import trade opportunity

I'm looking for Brass Wire manufacturers for Zipper. How do I find them here?

we need brass/copper flat wire for making metal zipper.

we have a group of company .we have made zipper. so we need brass wire as below specification. 3.30* 0.95 mm, 3.45*1.01mm,4.15*0.90mm which s/b ferrous free, lead below 90 ppm, iron ball 1.00, hardness 140~160, golden color, cooper& zinc ingot(68:32)