GB/T 9152-1988 "Preparative of architectural coatings coating test plates" is a Chinese national standard, which specifies in detail the preparatory method of architectural coatings coating test plates. It is suitable for test plates used in interior and exterior wall Coating performance testing, including technical conditions such as baseplate treatment, plate making method, film drying and state adjustment. It involves a variety of preparatory techniques such as materials, instruments, sample preparation, brushing, lame plating, scratch coating and roller coating. The standard ensures the conformity and accuracy of the test plate Preparative, which is essential for the evaluation of architectural coatings performance.