"Three Innovations and Four Constructions" refers to innovation and entrepreneurship, the creation of a national civilized city, a national sanitary city and a national forest city, the construction of a modern economic system, the construction of a high-quality development system integrating urban and rural areas, the construction of a first-class business environment system and the construction of a modern social governance system. Since the beginning of this year, the party group of Yanshan County Market Supervision Administration of Hebei Province has adhered to the guiding ideology of "grasping with both hands and being hard with both hands". At the same time, the overall battle for epidemic prevention and control has not been relaxed. According to the overall layout of the county party committee "grasping one activity, grasping five battles, grasping ten tasks and grasping 25 practical things about people's livelihood", the "333" project was carefully planned and vigorously implemented, and efforts were made to achieve orderly resumption of production, vitality, market and development. Stick to the "3" bottom line. First, keep the bottom line of food and drug safety. Yanshan County Market Supervision Administration takes the establishment of a national food safety demonstration city as the starting point, further strengthens the supervision of the whole process of food and drug safety, and increases the frequency of inspection and sampling. This year, the sampling batch should reach 4‰ of the county's total population, and all large, medium and small shopping malls and supermarkets should be covered. The catering industry will continue to implement "clean kitchen and bright kitchen", strive for 1 A-level catering units and 90% B-level catering enterprises during the year, and promote the "benchmarking" of pharmaceutical retail enterprises. The second is to keep the safety bottom line of special equipment. Push _ "3" to upgrade. The first is the enterprise credit upgrade. In 2020, enterprises in Yanshan area will carry out credit assistance activities, further strengthen supervision after the event, highlight the supervision mode of "credit promoting supervision and information strengthening supervision", promote credit creation contents such as "keeping weight" enterprises, quality credit and quality award, improve enterprise credit declaration scheme, improve the quality of recommendation identification, include untrustworthy subjects in the business exception list, and form a credit constraint and joint punishment source of "one place is broken and everywhere is limited": food safety guide.