Objective To understand the implementation of national food safety standards for oils and fats, and collect the suggestions and opinions in the implementation of food safety standards, so as to provide references for the formulation and revision of corresponding food standards and further improvement of China"s national food safety standard system. Methods The standard follow-up evaluation was carried out by means of enterprise background investigation, questionnaire survey, on-site investigation and expert consultation. Food production and marketing enterprises, supervision institutes, inspection and testing institutions, industry associations, and relevant scientific research institutes from Shanghai, Guangdong, Hebei, Jiangxi, Guangxi and Ningxia were selected as the subjects for questionnaire and on-site investigation. Collect the problems encountered in the implementation of product standards, specification, examination method standards, and general standards, as well as suggestions on the revision of standards and system construction. Results From January 2019 to December 2021, a total of 3097 special follow-up evaluation questionnaires were issued, 1348 valid questionnaires were recovered, the recovery rate was 43.53%. 183 enterprises were surveyed on the spot, and 72 valid opinions and suggestions were collected. Generally speaking, the respondents have a high degree of recognition of the national food safety standards for oils and fats, and the suggestions mainly focus on " improving food classification and definition" and "increasing or improving technical indicators". Conclusion The implementation of national food safety standards for oils and fats is satisfactory, but it is necessary to improve the terminology definitions and technical requirements of relevant standards. It is recommended to strengthen the popularization of national food safety standards and follow-up evaluation to enhance the ability of personnel in food enterprises and other relevant units to understand and apply standards.