Classification: The millet used for processing "Shanxi millet" includes conventional millet and hybrid millet. 5 Quality requirements 5.1 Quality indicators 5.2 Sensory requirements 5.3 Rice yield requirements 5.4 Safety requirements 5.5 Pollutant requirements 5.6 Pesticide residue limit requirements 6 Packaging requirements 6.1 should comply with the requirements of GB/T17109. 6.2 Materials should comply with packaging technical requirements and national food hygiene regulations. 6.3 The packaging seal should be tight and strong and should not leak. 7. File management: Establish "Shanxi Millet" quality management files to record in detail the variety, production environment, planting mode, number of days in the entire growth period, field management measures, fertilizer usage, previous crops, post-harvest thousand grain weight (g), test weight, moisture content, impurity content, imperfect grain content, color, odor, pesticide residues, storage time, packaging and storage conditions, etc., to facilitate the tracing of the detailed quality of millet raw materials, and the shelf life is 3 years.