1.manufacturer 2.made in china 3.ISO9001:2008 4.delivery time: ... and silver jewelry,jewelry,hair,accessories,brooch,glasses,watch,chain,pen,CD,scraping,knives,combs,toothbrushes,dentures,tea, ... and polishing process,a lot of dust buildup in the dirt will jade ornaments,and these parts ... electrical appliances,precision circuit boards,parts used. made in china small mirror ultrasonic cleaning machine