... 2:production lead time 10-30days according to order quantityplatingGold , silver, copper, antique, nickel, black nickel, misty nickel, ... Act, European ROHS standard Japanese NE71 standardWelcome companies contact us and we are looking forward to the mutual beneficial ... know via Emails, telephone ,fax and online message Ouradvantage : 1)workshop for automatic coloring ,please click the vidio link ...