Dongguan city Changan Chuangyi dyeing raw materials operating the Department of   

Black black black black black dye, stainless steel, dye water antique Changan Dongguan Chuangyi specializing in the production of non-ferrous metal stain: natural bronze, bronze, ancient silver hair blackening agent, copper blackening agent, the silver haired black agent, coffee patina agent, bronze green agent, iron rust colored steel blackening agent, 201304.316 at room temperature blackening agent, OEB bronze coffee color agent, silver water, zinc alloy agent, aluminum and aluminum alloy agent, nickel agent, copper tin agent, cupronickel tin Blackwater, copper staining does not have Le nickel and lead tin alloy agent, copper cleaning, Tun agent, activating agent, anti rust water, oil removal powder, brush toner, brightener and other non-ferrous metal stain