... with flat surface, non-toxic, tasteless, resistance to fall, automatically extinction etc. 3, Wildly used in cutlery, household articles ... prevent surface scratches and stains deposition, it is appropriate dishwashing detergent scrub with a soft gauze5, Normal use temperature -30 ... to time with diluted disinfecting solution or melamine dish detergent immersion, after flushing can be bright as new ...