Zhangjiajie became a setter! The transmission chain in Nanjing extended to 7 provinces 17, infecting 206 people.

The "Zhangjiajie Tourism Communication Chain" was further extended and became the "setter" of the Nanjing epidemic communication chain. According to the announcement of the Beijing conference on epidemic prevention and control on July 29th, from 00: 00 on July 28th to 29: 00 on July 29th 12, there were two newly confirmed cases of COVID-19 related to the epidemic in Beijing, all of which were returned from Zhangjiajie, Hunan.

According to the newspaper's previous report, four spectators of Zhangjiajie Charming Xiangxi Theater have been infected with COVID-19, and four of them watched the performance in the theater on the evening of July 22nd. The local authorities are urgently investigating the same audience, involving more than 2,000 people.

Among the four infected people, three were from Dalian, Liaoning Province, and had previously stayed in Nanjing Lukou Airport by plane for 2 hours. Lukou Airport is the "eye of the storm" of the recent local epidemic. At least dozens of airport cleaners have been infected, and the epidemic has spread to nine districts in Nanjing. By 24: 00 on July 28th, the number of local infected people in Nanjing had reached 173.

Before going to Charming Xiangxi Theater, the above three Dalian infected people also visited Zhangjiajie National Forest Park and the Grand Canyon. On July 27th and 28th, five new cases were confirmed in Chengdu, and they were treated in Zhangjiajie and other places in the same period, which crossed the trajectory of Dalian cases.

After playing around in Zhangjiajie, the Chengdu case went to Changde, Hunan, and a companion friend was infected. In addition, Huai 'an City, Jiangsu Province also found 4 positive cases on July 28th, and had been to Zhangjiajie before.

So far, Zhangjiajie has become the transmission center of local epidemic in Nanjing, Dalian, Chengdu, Changde and Beijing, and the transmission chain of Nanjing epidemic has expanded. According to the paper, as of June 29th 14, the epidemic spread chain in Nanjing has increased to 206 people, involving 7 provinces including Liaoning, Jiangsu, Guangdong, Anhui, Sichuan and Hunan 17 (including Nanjing).

The case of "Zhangjiajie Tourism Communication Chain" connecting Dalian, Chengdu, Changde and Beijing.

The trajectories of infected people in Dalian, Chengdu, Changde, Beijing and Ningxiang spell out the "Zhangjiajie Tourism Communication Chain".

According to local reports in Sichuan and Chengdu, among the newly infected people in Chengdu on July 27th and 28th, five confirmed cases have gone to Zhangjiajie and other places. Three of these five people come from a family of three, 1 is a fellow traveler of this family, and 1 is a 53-year-old traveling woman.

At the press conference on epidemic prevention and control in Chengdu held on July 28th, He Xiao, deputy director of Chengdu Health and Health Commission, informed that all five confirmed cases in Chengdu had been to Zhangjiajie recently, which had a track crossing with the case of COVID-19 reported by Dalian, Liaoning, and the case reported by Dalian had a history of staying at Nanjing Lukou Airport.

According to the official news of WeChat released by Dalian, three asymptomatic infected people reported by Dalian on July 26th flew from Dalian to Zhangjiajie on July 17, during which they transferred at Nanjing Lukou Airport and stayed for about 2 hours.

According to the "Zhangjiajie Moment" WeChat message, the three of them visited Zhangjiajie National Forest Park and the Grand Canyon on July 20-22. Five confirmed cases in Chengdu also visited Zhangjiajie Forest Park, Tianmenshan Forest Park and Grand Canyon from 20th to 24th.

Zhangjiajie's communication chain also extends to Changde, Hunan. A family of three in Chengdu traveled to Zhangjiajie with friends and then to Changde on July 24th. An accompanying local friend was diagnosed as asymptomatic infection on July 28th.

The communication chain in Changde, Hunan Province extended to Ningxiang, Hunan Province, this time by boat.

According to the "Healthy Ningxiang" WeChat account of Ningxiang Health Bureau, on July 29th, there was a new COVID-19 nucleic acid positive case 1 case in Ningxiang City, which was a boy of 12 years old. When he and his elders visited Hezi River in Changde, they took the above-mentioned Chengdu case and Changde case on a cruise ship.

In addition, the transmission chain in Zhangjiajie also led to 1 local cases in Dalian and 2 local cases in Beijing.

On July 27th, Dalian, Liaoning Province, confirmed cases 1 case. On the evening of July 22nd, they and the three asymptomatic infected people watched a performance of Charming Xiangxi in Zhangjiajie in Dalian via Lukou Airport, with adjacent seats.

According to the announcement of the Beijing conference on epidemic prevention and control, from 0: 00 on July 28th to July 29th 12, two newly confirmed cases of COVID-19 related to the epidemic outside Beijing were a couple who returned to Beijing after traveling in Zhangjiajie, Hunan.

The number of local infected people in Nanjing increased to 173, and Yangzhou, Suqian and Huai' an in Jiangsu were "marked red".

The source of "Zhangjiajie Communication Chain" is still in Nanjing.

On July 28th and 9th, the local confirmed cases of this round of epidemic in Nanjing were added.

According to the announcement of the conference on epidemic prevention and control in Nanjing held on July 29th, from 00: 00 to 24: 00 on July 28th, 8 cases of/kloc-0 were confirmed in COVID-19, Nanjing.

From the screening of positive cases at Nanjing Lukou Airport on July 20th to 24: 00 on the 28th, Nanjing reported a total of local infection cases 173, including confirmed cases 1 case (78 cases were mild, 86 cases were general and 7 cases were severe) and 2 cases were asymptomatic infection.

The press conference of the day informed that at present, Nanjing cases are mainly concentrated in Jiangning District and the main city, and Lukou Street in Jiangning District has been adjusted to a high incidence area.

Yang, deputy director of the Nanjing Municipal Health and Wellness Committee, introduced on July 28th that after epidemiological investigation, the recent new cases were mainly concentrated in Lukou Airport and its surrounding areas, and many cluster epidemics were found among the reported cases.

According to "Nanjing Daily" WeChat news, on July 26th, the Nanjing Municipal Committee of the Communist Party of China held an enlarged meeting to deal with the epidemic situation leading group and the municipal epidemic prevention and control headquarters. The meeting stressed that Lukou Airport and related staff should be completely closed down for management.

At present, Jiangsu Province, Suqian City and Yangzhou City have reported cases with a history of residence in Nanjing. As of 24: 00 on July 28, Yangzhou reported a total of 2 locally confirmed cases; A total of 2 local confirmed cases were reported in Suqian.

In addition, 4 positive cases were also found in Huai 'an on July 28th, and I have been to Zhangjiajie before.

According to the news released by Huai 'an, on July 22nd, an enterprise in Huai 'an District organized 67 employees to travel to Zhangjiajie, Hunan. On the same day, they set out to visit Zhangjiajie Forest Park on July 23rd, Tianmenshan Forest Park and Charming Xiangxi Theater on July 24th, and went shopping in a supermarket in Wulingyuan District on July 25th. Visit the ancient city of Fenghuang on July 26th and return to Hongze on the evening of July 27th.

On July 28th, three employees and 1 tour guides tested positive. The three employees are 1 security guard, 1 worker and 1 cleaner.

Many infected people have been to Nanjing Lukou Airport, and the spread may start around July 10.

At present, the starting point of "Nanjing Communication Chain" is still at Nanjing Lukou Airport.

It is found that up to now, Dalian, Liaoning, Shenyang, Jiangsu, Suqian, Zhongshan, Guangdong, Wuhu, Anhui, Mianyang, Sichuan and other places have reported local infected people who have been to Nanjing Lukou Airport.

From July 20th, Nanjing Lukou Airport began to report positive cases. At first, most of the infected people were airport cleaners, and then gradually spread to airport stevedores, ground workers, auxiliary police, drivers, and even spread to the community, with taxi drivers, college students, students, self-employed, enterprise employees, farmers and other people infected, resulting in family gathering and spread.

After July 20, many places in the country began to report local infected people, many of whom have been to Lukou Airport.

As of 24: 00 on July 28th, Shenyang City, Liaoning Province has reported 4 cases of native COVID-19 infection, including 2 cases who recently lived in Ning. 1 person stopped at Lukou Airport and had a meal during his flight from Xiamen on July 14. There were 4 cases of COVID-19 infection in Dalian, Liaoning, 3 cases were asymptomatic, and 3 people went to Nanjing Lukou Airport on July 17. 1 The confirmed cases were asymptomatic.

As of 24: 00 on July 28th, there were 2 locally confirmed cases in Suqian, Jiangsu Province, which were mother-daughter relationships. They went to Lukou Airport on July 17, 2007. The confirmed case in Mianyang, Sichuan 1, and I went to Lukou Airport on July 17. Wuhu, Anhui Province has 1 asymptomatic infection, and has been to Lukou Airport on July 17. There is a confirmed case in Zhongshan, Guangdong 1, and he has been to Lukou Airport twice on July 15 and June 19.

According to the "Zhongshan Release" WeChat WeChat official account news, according to the gene sequencing results, the confirmed cases in Zhongshan are highly homologous to the results of 1 infected people who participated in the cabin cleaning of flight CZ5846 at Nanjing Lukou Airport.

In addition, according to the announcement of Luzhou epidemic prevention and control conference held on July 26th, there were 1 case of asymptomatic COVID-19 infection in Luzhou, Sichuan on July 25th. The asymptomatic infection strain is Delta mutant, which is highly homologous to the virus gene of Nanjing Lukou airport epidemic.

However, the route of infection in this Luzhou case is not clear. According to the official news of WeChat released by Yibin, on July 28th, Yibin, Sichuan also added 1 case of confirmed cases, which is a secret consultation for asymptomatic infected people in Luzhou.

On the morning of July 27th, Nanjing reported that the "Delta" strain was the cause of the epidemic.

According to Xinhua News Agency on July 28th, it is highly suspected that after the arrival of the international flight, the airport cleaning staff failed to protect themselves during the disinfection and cleaning process, which in turn formed a gathering spread among the cleaning staff, and then spread to other airport staff and passengers through the cleaning staff. The first infection time should be around July 10.