How to identify the quality of insulated cups
1. Safe Material 316L has characteristics such as corrosion resistance and acidity, while inferior and substandard stainless steel does not have them. You can use magnets to attract the cup lid, body, and bottom. If the magnetism is strong, it is not real stainless steel. 2. Product identification Check if there are SUS304/SUS316 markings on […]
