QB/T 1551-1992 "Lamps paints coating" is a light industry standard, specifying the technical requirements for paints coatings for lamps. The content covers coating classification (decorative, protective coatings, etc.), performance indicators (adhesion, impact resistance, weathering resistance, humidity resistance, etc.), test methods (such as cross-cut adhesion, salt spray test corrosion resistance), Appearance mass requirements (uniform color, no bubbles, sag, etc.) and inspection rules. The standard is applicable to the metal or Non-metallic parts of all kinds of lamps and lanterns, aiming to standardize the protection and decorative performance of coatings, ensure that lamps and lanterns are not peeling or discoloring in different environments, and provide technical basis for the production, quality control and application of lamps and lanterns paints coatings.