beijing beijing on tuesday urged its residents to not leave the city and closed schools again as authorities scramble to contain a severe new coronavirus outbreak in the city of 21 million peoplethe coronavirus resurgence believed to have started in the capitals sprawling xinfadi wholesale food market has prompted alarm as china had largely brought its outbreak under control through mass testing and draconian lockdownsthe country had eased much of its anticoronavirus measures in recent months as the government all but declared victory against the disease that emerged in the central city of wuhan late last yearfearing that progress could unravel authorities locked down several residential areas and announced new restrictions on tuesdaythe city government said residents should avoid nonessential travel out of the capitalanyone leaving beijing must have a negative reading on a nucleic acid test taken within seven days prior to departure chen bei deputy secretary general of beijing municipal government said at a press conferenceresidents of medium or highrisk areas of infection are completely banned from leavingthe local education commission announced that all schools which had mostly reopened would close again and return to online classes universities were told to suspend the return of studentsthe epidemic situation in the capital is extremely severe beijing city spokesman xu hejian warned at a press conferenceanother 27 cases were reported on tuesdaythey took the number of confirmed infections in beijing over the past five days to 106 as authorities locked down almost 30 communities in the city and tested tens of thousands of peoplethe world health organization had already expressed concern about the cluster pointing to beijings size and connectivityofficials in the city said they would test stall owners and managers at all of its food markets restaurants and government canteensbeijings testing capacity has been expanded to 90000 a day according to state news agency xinhuaretiree wu yaling 57 was in a long queue of masked people waiting in the scorching heat for tests at a park opposite one citycentre hospitali try not to go out as much as possible she said adding that her home is near one of the closed marketson tuesday the capitals transport commission banned taxi and ridehailing services from carrying passengers out of the city xinhua saidall indoor sports and entertainment venues in beijing were ordered to shut on monday while some other cities across china warned they would quarantine arrivals from the capitalthe national health commission also reported four new domestic infections in hebei province which surrounds the capital and a case reported in sichuan province was linked to the beijing clusterauthorities were racing to track people from beijing who had travelled to other parts of china and encouraging those who visited the capital to get testedbeijing officials said tuesday they had disinfected 276 agricultural markets and 33000 food and beverage businesses closing 11 marketsseven more residential estates were also locked down on tuesdaybeijings outbreak will probably be controlled quite quickly said wu hulin a 23yearold tech worker in xicheng district who