You can also learn from a public dietitian now, and you can apply for a public dietitian assistant without work experience! The zero-starting training institution is the Beijing Century Cai Ying Vocational Skills Training School, which is directly under the Ministry of Labor and Social Security and the founding research and development unit of the national nutritionist.
About certificates. In China, the Ministry of Labor and Social Security clearly stipulates that only clinical nutritionists and public nutritionists are national occupations, which you can see on the following website. The nationally recognized certificate issued by the Ministry of Labor is universal and internationally recognized! However, at present, the Ministry of Labor has not issued a professional qualification certificate for public nutritionists, that is, an exam without a professional certificate. Some are local professional certificates for local use only. Or the public dietitian job training certificate issued by the Ministry of Labor, which is also very common in the country.