This standard specifies the classification, technical requirements, test methods, inspection rules and marks, Encasement, transportation and storage requirements of thermal paper. Thermal paper is a kind of paper that directly shows the image under the action of heat, and is widely used in the field of printing and recording. The standard describes the technical performance indicators of thermal paper in detail, including paper size, thickness, tearing degree and Moisture content, etc., to ensure its mass and Stability in practical applications. Through standardized inspection methods and Encasement requirements, this standard provides comprehensive guidance for the production and use of thermal paper to ensure its excellent performance in various types of printing equipment.