1.manufacturer 2.made in china 3.ISO9001:2008 4.delivery time:within 30 days Ultrasonic cleaning machine IndustryCleaning objectsjewelryJewelry, diamond, gold, silver ... Watches,precision instruments:with the V-KOOL special ultrasonic cleaning,watches,precision instruments,eliminating one by one ... appliances,precision circuit boards,parts used. made in china small mirror ultrasonic cleaning machine