Beijing*** has 2,029 (5.3%) Class A catering units, 12,274 (32.4%) Class B catering units, 22,905 (60.4%) Class C catering units, and 762 (1.9%) Class D catering units (see attached table for details).The number of Class A and B catering units increased by 2,182 from August, an increase of 18 percentage points, and the percentage of Class A and B units The proportion of A and B grade units increased to 37.7%, and the number of D grade catering units decreased by 251 units from August, down 24.8 percentage points. Among them, the number of A-class catering units increased in the top five districts and counties are Haidian District, Chaoyang District, Xicheng District, Chongwen District, Yanqing County; D-class catering units to reduce the number of the top five districts and counties are Mentougou District, Haidian District, Chongwen District, Tongzhou District, Xuanwu District.