... 1. Articles for office use: printer head. 2. Glasses and waterproof watch. 3. Metal jewelry like necklace, ring, earring and bracelet ... . 3.The family applies:Daily things as the the gold ,silver,jewelry , headwear , brooch , glasses , watch chain ,pen , CD ... festival and convention,you shoule prepare gift souvenir , award for exhibitation , reception , sodality , alumni association .VGT ultransonic ...