... Type: semi-finished products(no hole, no copper sheet, no logo, no mark), finished product ... copper sheet, with OEM logo, with OEM mark, etc). The mark can be printed, UP, and others.5. Applied range: watch part ... jewelry accessories, mother of pearl wrist watch dial, shell clothing accessories and shell craft ... . Such as necklace, earrings, wrist watch dial(MOP), shell button, shell mosaic, picture ...