Shanghai Municipal Health Commission updated the following information at the press conference on COVID-19 control in Shanghai this morning:

From 00:00 to 24:00 on February 3, Shanghai reported another three local cases. Their information is as follows:

 

Case 1, a resident of Huangpu District, is a close contact of a confirmed case and has been put under centralized quarantine for observation since January 21. The case developed symptoms during the quarantine and was diagnosed as a confirmed case of COVID-19 after group consultations of medical experts and comprehensive assessment of epidemiological survey, clinical data, laboratory testing and imaging examination results.

Case 2, a resident of Baoshan District, is a close contact of a confirmed case and has been put under centralized quarantine since January 22. The case developed symptoms during the quarantine and was diagnosed as a confirmed case of COVID-19 after group consultations of medical experts and comprehensive assessment of epidemiological survey, clinical data, laboratory testing and imaging examination results.

 

Case 3, a resident of Huangpu District, lives in the same residential quarter where a confirmed case lives and had suspected contacting history. The case has been put under centralized quarantine for observation since January 21 and developed symptoms during the quarantine. The person was diagnosed as a confirmed case of COVID-19 after group consultations of medical experts and comprehensive assessment of epidemiological survey, clinical data, laboratory testing and imaging examination results.

The contacts of the above three cases are under centralized isolation for medical observation. We have completed terminal disinfection in the places where the cases went and stayed. 

 

Upon the emergence of newly confirmed cases, the municipal- and district-level authorities acted promptly by assembling a joint expert team to carry out comprehensive epidemiological survey, trace and screen related personnel. These authorities also took corresponding disease prevention and control measures on related personnel and environment.

 

The three cases announced today, together with the 18 cases reported previously, made the total number of local cases in Shanghai rise to 21. All the confirmed cases are being treated in Shanghai Public Health Clinical Center based on their symptoms. Among them, 18 are moderate cases and three mild cases.

As of 24:00 on February 3, we have traced a total of 380 close contacts and placed them under centralized isolation. In total, 366 of them tested negative in the nucleic acid testing, and 14 were diagnosed as confirmed cases (They have been included in the 21 confirmed cases reported to the public).

 

We have also traced a total of 1,021 close contacts of the close contacts, and put them under centralized isolation. Their nucleic acid results are negative.

 

We have screened a total of 80,355 related personnel and placed them under corresponding management. Among them, 80,351 tested negative, and four were diagnosed as confirmed cases (They have been included in the 21 confirmed cases reported to the public).

 

As for related articles and environment, we have screened 5,180 samples. In total, 5,145 of them tested negative, and 35 tested positive and relate to the residences and work places of the confirmed cases.

 

On January 21, we identified Zhaotong Road Residential Quarter (South of Fuzhou Road) as a medium-risk region. From 18:00 on February 4, we will revise down Zhaotong Road Residential Quarter (South of Fuzhou Road) to a low-risk region while the risk level of other regions in Shanghai remains unchanged according to the requirements of the Joint Prevention and Control Mechanism of the State Council and the decision made by the Shanghai Municipal Leading Group on Preventing and Controlling COVID-19 upon deliberation.