A member of the Beijing Blue Sky Rescue(BSR) team conducts disinfection in a community in Fengtai District of Beijing, capital of China, June 16, 2020. Beijing has disinfected 276 farm produce markets and closed 11 such underground and semi-underground markets as of 6 a.m. Tuesday to better curb the spread of the novel coronavirus, Chen Yankai, deputy director of the municipal market supervision bureau, told a press conference on Tuesday. A total of 33,173 catering service providers have also been disinfected, Chen added. (Xinhua/Chen Zhonghao)

Staff from the market supervision administration of Fengtai District inspect a restaurant's kitchen in Beijing, capital of China, June 16, 2020. Beijing has disinfected 276 farm produce markets and closed 11 such underground and semi-underground markets as of 6 a.m. Tuesday to better curb the spread of the novel coronavirus, Chen Yankai, deputy director of the municipal market supervision bureau, told a press conference on Tuesday. A total of 33,173 catering service providers have also been disinfected, Chen added. (Xinhua/Chen Zhonghao)

Members of the Beijing Blue Sky Rescue(BSR) team conduct disinfection at the Yuegezhuang wholesale market in Beijing, capital of China, June 16, 2020. Beijing has disinfected 276 farm produce markets and closed 11 such underground and semi-underground markets as of 6 a.m. Tuesday to better curb the spread of the novel coronavirus, Chen Yankai, deputy director of the municipal market supervision bureau, told a press conference on Tuesday. A total of 33,173 catering service providers have also been disinfected, Chen added. (Xinhua/Chen Zhonghao)

Members of the Beijing Blue Sky Rescue(BSR) team conduct disinfection at the Yuegezhuang wholesale market in Beijing, capital of China, June 16, 2020. Beijing has disinfected 276 farm produce markets and closed 11 such underground and semi-underground markets as of 6 a.m. Tuesday to better curb the spread of the novel coronavirus, Chen Yankai, deputy director of the municipal market supervision bureau, told a press conference on Tuesday. A total of 33,173 catering service providers have also been disinfected, Chen added. (Xinhua/Chen Zhonghao)

A member of the Beijing Blue Sky Rescue(BSR) team conducts disinfection in a residential building in Fengtai District of Beijing, capital of China, June 16, 2020. Beijing has disinfected 276 farm produce markets and closed 11 such underground and semi-underground markets as of 6 a.m. Tuesday to better curb the spread of the novel coronavirus, Chen Yankai, deputy director of the municipal market supervision bureau, told a press conference on Tuesday. A total of 33,173 catering service providers have also been disinfected, Chen added. (Xinhua/Chen Zhonghao)

A staff member from the market supervision administration of Fengtai District examines the stock records of food and relative products at the Yuegezhuang wholesale market in Beijing, capital of China, June 16, 2020. Beijing has disinfected 276 farm produce markets and closed 11 such underground and semi-underground markets as of 6 a.m. Tuesday to better curb the spread of the novel coronavirus, Chen Yankai, deputy director of the municipal market supervision bureau, told a press conference on Tuesday. A total of 33,173 catering service providers have also been disinfected, Chen added. (Xinhua/Chen Zhonghao)

Members of the Beijing Blue Sky Rescue(BSR) team disinfect the underground parking lot of a community in Fengtai District of Beijing, capital of China, June 16, 2020. Beijing has disinfected 276 farm produce markets and closed 11 such underground and semi-underground markets as of 6 a.m. Tuesday to better curb the spread of the novel coronavirus, Chen Yankai, deputy director of the municipal market supervision bureau, told a press conference on Tuesday. A total of 33,173 catering service providers have also been disinfected, Chen added. (Xinhua/Chen Zhonghao)

Staff from the market supervision administration of Fengtai District inspect a restaurant's kitchen in Beijing, capital of China, June 16, 2020. Beijing has disinfected 276 farm produce markets and closed 11 such underground and semi-underground markets as of 6 a.m. Tuesday to better curb the spread of the novel coronavirus, Chen Yankai, deputy director of the municipal market supervision bureau, told a press conference on Tuesday. A total of 33,173 catering service providers have also been disinfected, Chen added. (Xinhua/Chen Zhonghao)

A member of the Beijing Blue Sky Rescue(BSR) team conducts disinfection in a community in Fengtai District of Beijing, capital of China, June 16, 2020. Beijing has disinfected 276 farm produce markets and closed 11 such underground and semi-underground markets as of 6 a.m. Tuesday to better curb the spread of the novel coronavirus, Chen Yankai, deputy director of the municipal market supervision bureau, told a press conference on Tuesday. A total of 33,173 catering service providers have also been disinfected, Chen added. (Xinhua/Chen Zhonghao)

Staff from the market supervision administration of Fengtai District inspect a restaurant's kitchen in Beijing, capital of China, June 16, 2020. Beijing has disinfected 276 farm produce markets and closed 11 such underground and semi-underground markets as of 6 a.m. Tuesday to better curb the spread of the novel coronavirus, Chen Yankai, deputy director of the municipal market supervision bureau, told a press conference on Tuesday. A total of 33,173 catering service providers have also been disinfected, Chen added. (Xinhua/Chen Zhonghao)

Members of the Beijing Blue Sky Rescue(BSR) team conduct disinfection at the Yuegezhuang wholesale market in Beijing, capital of China, June 16, 2020. Beijing has disinfected 276 farm produce markets and closed 11 such underground and semi-underground markets as of 6 a.m. Tuesday to better curb the spread of the novel coronavirus, Chen Yankai, deputy director of the municipal market supervision bureau, told a press conference on Tuesday. A total of 33,173 catering service providers have also been disinfected, Chen added. (Xinhua/Chen Zhonghao)

Members of the Beijing Blue Sky Rescue(BSR) team conduct disinfection at the Yuegezhuang wholesale market in Beijing, capital of China, June 16, 2020. Beijing has disinfected 276 farm produce markets and closed 11 such underground and semi-underground markets as of 6 a.m. Tuesday to better curb the spread of the novel coronavirus, Chen Yankai, deputy director of the municipal market supervision bureau, told a press conference on Tuesday. A total of 33,173 catering service providers have also been disinfected, Chen added. (Xinhua/Chen Zhonghao)

A member of the Beijing Blue Sky Rescue(BSR) team conducts disinfection in a residential building in Fengtai District of Beijing, capital of China, June 16, 2020. Beijing has disinfected 276 farm produce markets and closed 11 such underground and semi-underground markets as of 6 a.m. Tuesday to better curb the spread of the novel coronavirus, Chen Yankai, deputy director of the municipal market supervision bureau, told a press conference on Tuesday. A total of 33,173 catering service providers have also been disinfected, Chen added. (Xinhua/Chen Zhonghao)

A staff member from the market supervision administration of Fengtai District examines the stock records of food and relative products at the Yuegezhuang wholesale market in Beijing, capital of China, June 16, 2020. Beijing has disinfected 276 farm produce markets and closed 11 such underground and semi-underground markets as of 6 a.m. Tuesday to better curb the spread of the novel coronavirus, Chen Yankai, deputy director of the municipal market supervision bureau, told a press conference on Tuesday. A total of 33,173 catering service providers have also been disinfected, Chen added. (Xinhua/Chen Zhonghao)

A staff member from the market supervision administration of Fengtai District inspects the sea food trading hall of the Yuegezhuang wholesale market in Beijing, capital of China, June 16, 2020. Beijing has disinfected 276 farm produce markets and closed 11 such underground and semi-underground markets as of 6 a.m. Tuesday to better curb the spread of the novel coronavirus, Chen Yankai, deputy director of the municipal market supervision bureau, told a press conference on Tuesday. A total of 33,173 catering service providers have also been disinfected, Chen added. (Xinhua/Chen Zhonghao)

Members of the Beijing Blue Sky Rescue(BSR) team prepare to conduct disinfection at the Yuegezhuang wholesale market in Beijing, capital of China, June 16, 2020. Beijing has disinfected 276 farm produce markets and closed 11 such underground and semi-underground markets as of 6 a.m. Tuesday to better curb the spread of the novel coronavirus, Chen Yankai, deputy director of the municipal market supervision bureau, told a press conference on Tuesday. A total of 33,173 catering service providers have also been disinfected, Chen added. (Xinhua/Chen Zhonghao)

Staff from the market supervision administration of Fengtai District inspect the sea food trading hall of the Yuegezhuang wholesale market in Beijing, capital of China, June 16, 2020. Beijing has disinfected 276 farm produce markets and closed 11 such underground and semi-underground markets as of 6 a.m. Tuesday to better curb the spread of the novel coronavirus, Chen Yankai, deputy director of the municipal market supervision bureau, told a press conference on Tuesday. A total of 33,173 catering service providers have also been disinfected, Chen added. (Xinhua/Chen Zhonghao)

Members of the Beijing Blue Sky Rescue(BSR) team conduct disinfection at the Yuegezhuang wholesale market in Beijing, capital of China, June 16, 2020. Beijing has disinfected 276 farm produce markets and closed 11 such underground and semi-underground markets as of 6 a.m. Tuesday to better curb the spread of the novel coronavirus, Chen Yankai, deputy director of the municipal market supervision bureau, told a press conference on Tuesday. A total of 33,173 catering service providers have also been disinfected, Chen added. (Xinhua/Chen Zhonghao)

Members of the Beijing Blue Sky Rescue(BSR) team disinfect the underground parking lot of a community in Fengtai District of Beijing, capital of China, June 16, 2020. Beijing has disinfected 276 farm produce markets and closed 11 such underground and semi-underground markets as of 6 a.m. Tuesday to better curb the spread of the novel coronavirus, Chen Yankai, deputy director of the municipal market supervision bureau, told a press conference on Tuesday. A total of 33,173 catering service providers have also been disinfected, Chen added. (Xinhua/Chen Zhonghao)

Staff from the market supervision administration of Fengtai District inspect a restaurant's kitchen in Beijing, capital of China, June 16, 2020. Beijing has disinfected 276 farm produce markets and closed 11 such underground and semi-underground markets as of 6 a.m. Tuesday to better curb the spread of the novel coronavirus, Chen Yankai, deputy director of the municipal market supervision bureau, told a press conference on Tuesday. A total of 33,173 catering service providers have also been disinfected, Chen added. (Xinhua/Chen Zhonghao)