Tashkent, Uzbekistan (UzDaily.com) -- Over the past 24 hours, more than 31,400 cases of coronavirus have been detected in China - the highest number of infections in a day since the virus was detected in Wuhan at the end of 2019.

According to TASS, referring to the report of the Chinese department, in 87% of new cases of infection, the disease is asymptomatic. According to the November 23 report, one person died from coronavirus in China, and the total number of deaths from covid rose to 5232.

In the center of Henan province, the city of Zhengzhou, authorities announced tightening measures to combat the virus. In eight districts of the city, starting Thursday, for five days, people will be able to leave their homes only to buy food or receive medical care. About 6.6 million people live in these areas. Tests for the virus will be carried out daily throughout the city, Interfax.ru reports.

In Beijing, a hospital for patients with COVID-19 opened in the exhibition center. It was also denied access to Peking University of International Studies after a case of the virus was identified there. Some shopping malls and office buildings were closed in the city.

On Monday, the city of Guangzhou placed Baiyun District, home to about 3.7 million people, on lockdown, and residents in parts of Shijiazhuang city were asked not to leave their homes while mass tests for the virus were carried out in the city. About 11 million people live in Shijiazhuang.

China has a "zero tolerance" policy for COVID-19. This means that in order to limit the spread of the virus, measures such as lockdowns and mandatory quarantine for those who have come into contact with infected people are being implemented. At the same time, earlier in November, the country’s authorities announced some easing of measures, in particular, a reduction in the period of self-isolation for those arriving in the country.