T/XAI 3-2017 specifies the classification, marking, technical requirements, test methods, inspection rules and Encasement, transportation and storage of gravure printing inks with Resin as a vehicle. The standard is applicable to various colors of gravure printing inks, mainly used in the field of tobacco Encasement and other fields. The technical requirements cover key indicators such as Appearance, Color, Fineness, Viscosity, Adhesion, light fastness, heat resistance of inks, and strict regulations on solvent residue and soluble harmful elements. Test methods include Color, Gloss, Fineness, Viscosity and other tests to ensure that the inks performance meets the requirements of the printing process.