China raced from preventing the worst Covid-19 outbreak after Wuhan, when the officials said Delta strains made the infection increase in 14 provinces.

China recorded 328 symptomatic cases in July, nearly equal to the total number of cases in the country from February to June. The outbreaks started from Nanjing City, the capital of Jiangsu Province, currently spreading to 14

Current circulation structures are Delta, causing great challenges to the prevention and control of epidemics, spokesman China National Health Commission (NHC) Me Phong said at the press conference in Beijing

Geographically, this is the largest outbreak in China after months, the country's original success challenge in extinguishing a pandemic since the outbreak in Wuhan, Hubei Province at the beginning of 2020.

Hundreds of thousands of people in Jiangsu province are blocked, while Nanjing has tested twice for all 9.2 million residents.

People were sampled for Covid-19 testing in Hoai An City, Jiangsu Province, China on July 30.

The spread of the Delta transformation combines the peak tourist season and high passenger traffic at the airport makes the virus spread rapidly in this outbreak, the officials of Nhc He Qinghua told reporters.

Today, new cases are recorded in two other areas, Fujian and super-urban provinces, including a patient visiting Tay An tourist city, Shaanxi province and a recent person returning from

After a non-symptom infection was discovered in Zhengzhou, the city has just experienced a serious flood in Ha Nam province, officially tested the entire 10 million people.

According to an official announcement, Truong Gia Gang tourist city in Hunan province has blocked all 1.5 million people and closes all tourist attractions on July 30.

Officials are trying to trace the nation of recent people to Nanjing or Zhangjiau and call for visitors to not go to areas that appear infected.

After some infections in the latest outbreaks are those who have been vaccinated, medical officials said this is normal and emphasized the importance of vaccination with strict measures.

Vaccine Covid-19's protection for Delta strains may have decreased somewhat, but vaccines still have good prevention and protection effect on this strain, Feng Zijian, virusist at the center

According to the bank, as of 30/7, more than 1.6 billion doses of vaccines have been injected across the country but do not specify how many people have been fully vaccinated.

The total number of contaminants and deaths in mainland China is now 92,930 and 4,636.