1, nutritionist in hospitals and clinics;
2. Community health care workers;
3, nutrition and health and other related professional civil servants;
4, enterprise food processing, health care products marketing personnel;
5. Nutrition consultants or personal nutrition consultants and guidance experts who serve the public;
6, institutions or public professionals engaged in nutrition and health care;
7, hotel catering, health guidance of food experts or managers;
8. Professionals engaged in infant care, vocational education or nutritional science research;
9. Health professionals or managers provided by fitness and beauty centers.