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How many grades are there for public nutritionists?
Can be divided into five grades, primary, intermediate, advanced, secondary technicians, first-class technicians. Corresponding to level 5, level 4, level 3, level 2, 1. Apply for the certificate of Senior Public Nutritionist of Jizhutang Chinese Medicine Health Education Group 1524922656 1 Yan. The cost is low, and it can be searched online. The school has been running for thirteen years and is trustworthy.