At the 341st press conference on the prevention and control of novel coronavirus pneumonia in Beijing, Xiaodan, member of the Standing Committee of the CPC Haidian District Committee and director of the publicity department, introduced that from 12:00 on May 21 to 12:00 on May 28, Haidian District implemented upgrading control measures. Reduce aggregate activities. Implement epidemic prevention requirements such as no clustering and no gathering. In addition to supermarkets, vegetable shops, catering institutions (only providing takeout services, canceling hall food), medical institutions, pharmacies, etc. that guarantee the basic living needs, all indoor cultural and entertainment, sports and fitness venues, various training institutions, etc. in the region will be suspended from business. Huaxi live, Wudaokou shopping center, century Jinyuan, Gongzhufen, xinzhongguan shopping center, Euramerican exchange, Qinghe Vientiane exchange and other major business districts, shopping malls and shopping centers (except supermarkets, catering institutions and food stores) were suspended. Limit the flow of parks and scenic spots to 30%, and strictly implement the reservation measures.