China News Service, July 14th, according to the US "World Daily" report, in the San Francisco Bay Area, the Chinese community began to prevent the new crown epidemic very early, so there was no outbreak of large-scale infections. According to San Francisco Health Bureau data, Chinatown has the highest population density but one of the lowest infection rates in the city.

  At present, only 4 communities in San Francisco have fewer than 20 infected people. They are Sea Cliff, Presidio, Presidio Heights and China. port. The first three areas are all San Francisco's famous wealthy areas, with a very low population density.

  Among them, the number of residents in Haiya District is 2490, the number of Presidio is 4119, and the number of Presidio Post is 11,000. Chinatown has the smallest area but the largest population, reaching 15,000. In terms of infection rate, Chinatown is lower than other communities.

  From the map, the infection rate on the west side of San Francisco is low, and the Sunset District and Richmond District, where Chinese are concentrated, are located on the west side of San Francisco. (Li Han)