China News Service, Zhongshan, July 22 (Reporter Deng Yuanwen) On the 22nd, the reporter learned from the Office of the New Crown Pneumonia Epidemic Prevention and Control Headquarters in Zhongshan City, Guangdong that at 4 a.m. that day, the city was investigating nucleic acid tests for personnel returning to Guangdong from high-risk areas. In the case, a patient was found to be positive in the initial nucleic acid screening of new coronary pneumonia, which was reviewed by the Zhongshan Center for Disease Control and Prevention as positive.

　　The city immediately launched an emergency response plan, quickly entered an emergency state, and carried out flow traceability, personnel investigation and control, nucleic acid testing, control and elimination of key sites.

　　It is understood that the infected person is a 23-year-old woman surnamed Guo, an employee of a company in Zhongshan Health Base, Torch Development Zone, Zhongshan City, living in the company's single dormitory.

　　On the afternoon of July 21, Guo XX went to the Torch Development Zone Hospital for a new crown nucleic acid test.

In the early morning of July 22, it was reported that the preliminary screening result of nucleic acid test was positive, and it was confirmed as positive after the Zhongshan CDC. The patient was determined to be asymptomatic and transferred to a designated hospital for isolation treatment in a closed loop.

　　On the morning of July 22, Zhongshan City carried out environmental and personnel nucleic acid testing and comprehensive disinfection in the factory area, dormitory area and other places where Guo Mo was located, and planned to initiate nucleic acid screening for all employees in the city.

　　Up to now, 435 close contacts and key groups have been identified, and control areas have been delineated based on Guo's activity trajectory, and control measures have been implemented.

　　The Office of the New Crown Pneumonia Epidemic Prevention and Control Headquarters in Zhongshan City urged the public to take the CZ5846 flight from Nanjing to Zhuhai on July 19 with Guo Moumou, the 01 carriage of D942 of Zhuhai-Guangzhou EMU, and the K08 bus at the same time as Guo Moumou. Persons with 001, please report to the community immediately after taking personal active protection, and go to the nearest COVID-19 nucleic acid test site for nucleic acid testing.

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