Ceramic Quality Standards

About black spots or imperfections and safety issues;
The national standard for the quality of daily-use porcelain is: the diameter of the black spot should not exceed.2mm限4If there are black spots within this range, all ceramic products are considered qualified; ceramic products are not100%Perfect, pinholes are a difficult to avoid manufacturing issue. All our products meet national standards and will not affect their use. Please rest assured and be cautious if you are concerned. Additionally, our ceramics have been1280The ceramic products are fired at high temperatures, and any toxic or harmful substances will evaporate at this temperature.