July 28. 2022, Chengguan District issued the "Chengguan District basic living materials supply industry resumption of work implementation program", from the resumption of work to prepare, return to work management, personnel protection, preventive measures, feeding security and other five aspects of the key supermarkets, supply markets, central staple food kitchens, such as the supply of enterprises, small supermarkets, convenience stores, vegetable stores, grain and oil stores, such as supply of individual households, and logistics, Express, takeaway and other transportation and security enterprises to resume work and production standards are clearly defined, to promote the basic living materials supply industry to resume business first.