1.manufacturer 2.made in china 3.ISO9001:2008 4.delivery time:within 30 days Ultrasonic cleaning machine IndustryCleaning objectsjewelryJewelry, diamond, gold, ... the shell,with the whole into appropriate cleaning agent(such as gasoline)tank cleaning,cleaning can get a multiplier effect.5. ... appliances,precision circuit boards,parts used. made in china small mirror ultrasonic cleaning machine