This standard specifies the basic framework and standard schedule of the screen printing standard system. It is suitable for planning, project establishment and revision of screen printing standard projects, and can be used as reference materials for production, management and scientific and technological research. Terms and definitions include screen printing standard system, screen printing standard system table, basic standards and related standards. Among them, the screen printing standard system refers to the scientific organic whole formed by the standards in the field of screen printing, while the screen printing standard system table is a chart arranged according to internal connections. The basic standard has a broad scope of application or contains general provisions in specific fields. The relevant standards are closely related to this system and need to be directly adopted. Miscellaneous system standards.