From September 12 to September 14, according to the Yichang COVID - 19 Control Headquarters, Yichang Health Department and Market Supervision Departments took some measures based onthe corresponding levels of emergency response,to do the sampling inspection of 3 restaurants, 3 supermarkets, 4 farmers' markets,3 hospitals, 2 community health service centers, 2 public transportationtools, 3traffic stops, 2express stations, 3 water treatment plants, 2 public toilets, 2 cold chain food enterprises of seafood productsand freshwater products,a total of 507 environmental biological samplesand employees( Among them,there are 467 environmental biological samples, 40 employees), all of whichare tested negative for the virus.

　　Since June 13, environmental samples from supermarkets and farmers' markets in Yichang have been tested,for 94 days, emphasizing and strengthening the environmental biological samples such as cold storage, cold chain logistics, and cold chain food.

　　Up to September14, 259 cold-chain logistics-related places,126 comprehensive medical institutions, 83community health service centers,211 farmers'markets,322 supermarkets, 215 restaurants, 85public transportationtools,56 traffic stops, 69 public toilets, 61 water treatment plantsand67 express stationshad been tested. A total of25398 environmental biological samples and4156samples of employeesare tested negative for the virus.