Based on the reference to GB/T9756-2018 "Synthetic Resin Emulsion Interior Wall Coatings", the standard proposes a more accurate method for testing polymer organic compounds, emphasizing the characteristics of inorganic, effectively distinguishing inorganic coatings from traditional synthetic resin emulsion coatings, and preventing Unscrupulous companies are playing around with the situation; the sampling and preparation methods for the fire resistance of inorganic coatings have been added to make the fire performance testing of inorganic coatings legal; a low VOC testing method has been adopted to increase the detection limit of the method from 2g/L in GB18582-2020. to 0.2g/L, highlighting the environmentally friendly characteristics of inorganic coatings.