Jewelry maintenance 1. When you don't wear it, you should put it in a good position. It is best to use a bag to prevent the surface of the silverware from coming into contact with the air and oxidizing and blackening. 2. Wipe the surface of the jewelry with a soft cloth to keep it shiny. 3. When wearing jewelry, do not wear other precious metal jewelry at the same time, so as to avoid collision and form a scratch. 4. Avoid contact with water vapor and chemicals, don't wear swimming, especially going to the sea.