On November 11, the joint prevention and control mechanism of the State Council issued the Notice on Further Optimizing the Prevention and Control Measures of the COVID-19 and Doing a Good Job in Scientific and Accurate Prevention and Control, which proposed 20 measures (hereinafter referred to as "20 measures") to further optimize the prevention and control work. Among them, nucleic acid testing shall be carried out for risk posts and key personnel in areas without epidemic situation in strict accordance with the scope determined in the ninth version of the prevention and control plan, and the scope of nucleic acid testing shall not be expanded. Generally, nucleic acid testing for all staff is not carried out according to administrative regions, but only when the source of infection and transmission chain are not clear, the community transmission time is long, and the epidemic base is not clear. Formulate specific implementation methods to standardize nucleic acid testing, reiterate and refine relevant requirements, and correct unscientific practices such as "two inspections a day" and "three inspections a day".

According to incomplete statistics of First Finance and Economics, as of November 14, Zhenping County, Shaanxi Province, Fuzhou City, Fujian Province, Guangchang County, Jiangxi Province, Yanji City, Jilin Province, Hefei City, Anhui Province, Shanghai City and other places had actively adjusted their current epidemic prevention policies and announced the cancellation or suspension of regional full staff nucleic acid testing.

Sanya announced the cancellation of nucleic acid testing for all staff in the region on the 11th day. At noon on November 11, Sanya, Hainan Province, issued a notice requiring all residents and tourists within Sanya's jurisdiction to participate in nucleic acid testing this Saturday (12 days). Those who do not participate in nucleic acid sampling as required will be given a yellow code. Seven hours later, Sanya issued a notice again, saying that in order to implement the latest epidemic prevention and control policy, the previously issued regional nucleic acid testing will no longer be implemented. On November 12, 2022, nucleic acid testing will be carried out in a regular manner. Citizens and tourists will arrange their own time to take samples nearby.

Since then, Shaanxi, Fujian, Jiangxi, Liaoning, Shanghai and other places have announced the cancellation of regional full staff nucleic acid testing.

In the early morning of the 12th day, the Epidemic Prevention Office of Zhenping County, Shaanxi Province issued a notice announcing the cancellation of the 16th round of all staff nucleic acid testing in the county and urban areas on that day.

On the same day, Fuzhou, Fujian Province, held a press conference to report the latest situation of epidemic prevention and control. It is proposed that, since Cangshan District has not yet achieved social clearance, according to relevant regulations, from 6:00 a.m. to 12:00 a.m. on November 12 to 15, Cangshan District will carry out regional nucleic acid testing every day; Gulou District, Taijiang District, Jin'an District, Minhou County, and High tech Zone will no longer conduct nucleic acid testing for all employees in the region.

On the 12th, the Office of the Emergency Headquarters for Epidemic Prevention and Control in Guangchang County, Jiangxi Province also announced that, in view of the negative results of the regional nucleic acid test in the three days from November 8 to 10, the expert group decided to cancel the regional nucleic acid test from November 13 to 14 according to the spirit of the latest relevant documents of the superior.

On November 13, the epidemic prevention department of Yanji City issued an announcement, announcing that the nucleic acid testing of all staff would be stopped from November 14. Previously, Yanji City issued an announcement on November 7, deciding to carry out a seven day round of nucleic acid testing for all staff in accordance with designated streets and towns during the period from November 8 to 14.

On the same day, Shanghai also released the contents of optimization, adjustment and detailed implementation of relevant prevention and control measures, announcing that generally, nucleic acid testing for all staff will not be carried out according to administrative regions, but only when the source of infection and transmission chain are unclear, the community transmission time is long, and the epidemic base is not clear. At the same time, we will further organize regular nucleic acid testing and community convenient screening.

According to the news of "Hefei Release", experts from the Emergency Headquarters for Epidemic Prevention and Control in Hefei, Anhui Province said that Hefei has entered the stage of normalized epidemic prevention and control. In principle, nucleic acid testing for all staff will not be carried out according to administrative regions, but only when the source of infection and transmission chain are unclear, the community transmission time is long, and the epidemic base is not clear.