Beijing announced the trajectory of new cases, involving Fengtai, Daxing, Chaoyang and Xicheng.

　　On January 30th, at the 280th press conference of novel coronavirus epidemic prevention and control work, Pang Xinghuo, deputy director of the Municipal Center for Disease Control and Prevention and a member of the national novel coronavirus expert group, introduced that from 16: 00 on January 29th to 16: 00 on January 30th, there were 12 new confirmed cases of COVID-19 in this city, all of which were from control personnel. There are no new infections associated with the mutant epidemic in Omicron.

　　Associated epidemic situation of Delta mutant:

　　Infected person 91: I now live in Wanliuyuan Community, Yuquanying Street, Fengtai District, and work in the cold storage in the southwest suburb. On January 19, as a risk person, the nucleic acid test was negative. Home isolation was carried out on January 20, during which two nucleic acid tests were negative. The result of nucleic acid test was positive on January 28th, and it has been transferred to a designated hospital. Based on the results of epidemic history, clinical manifestations, laboratory tests and imaging examinations, it was diagnosed as a confirmed case on January 29th, and the clinical classification was common.

　　Infected person 92: Now living in the dormitory of the cold storage in the southwest suburb of Fengtai District, and working in the cold storage in the southwest suburb. On January 20, he was isolated at home as a risk management personnel, and the results of five nucleic acid tests were negative. On January 25, it was transferred to the centralized isolation point, during which the results of three nucleic acid tests were negative. The result of nucleic acid test was positive on January 28th, and it has been transferred to a designated hospital. Based on the results of epidemic history, clinical manifestations, laboratory tests and imaging examinations, it was diagnosed as a confirmed case on January 29th, and the clinical classification was common.

　　Infected person 93: Now living in the dormitory of the cold storage in the southwest suburb of Fengtai District, and working in the cold storage in the southwest suburb. On January 21, I was quarantined at home as a risk management officer, and the results of five nucleic acid tests were negative. On January 25, it was transferred to the centralized isolation point, during which the nucleic acid test result was negative. The result of nucleic acid test was positive on January 28th, and it has been transferred to a designated hospital. Based on the results of epidemic history, clinical manifestations, laboratory tests and imaging examinations, it was diagnosed as a confirmed case on January 29th, and the clinical classification was common.

　　Infected person 94: Now living in the dormitory of the cold storage in the southwest suburb of Fengtai District, and working in the cold storage in the southwest suburb. On January 20, he was quarantined at home as a risk management personnel, during which the results of two nucleic acid tests were negative. On January 25, it was transferred to the centralized isolation point, during which the nucleic acid test result was negative. The result of nucleic acid test was positive on January 28th, and it has been transferred to a designated hospital. Based on the results of epidemic history, clinical manifestations, laboratory tests and imaging examinations, it was diagnosed as a confirmed case on January 29th, and the clinical classification was mild.

　　Infected person 95: Now living in the dormitory of the cold storage in the southwest suburb of Fengtai District, and working in the cold storage in the southwest suburb. On January 20, he was quarantined at home as a risk management personnel, during which the nucleic acid test result was negative. On January 25, he was transferred to a centralized isolation point, during which the results of two nucleic acid tests were negative, and on January 28, the results of nucleic acid test were positive. He was transferred to a designated hospital, and was diagnosed as a confirmed case on January 29, combining the results of epidemic history, clinical manifestations, laboratory tests and imaging examinations, and the clinical classification was ordinary.

　　Infected person 96: Now living in the dormitory of the cold storage in the southwest suburb of Fengtai District, and working in the cold storage in the southwest suburb. On January 20, he was quarantined at home as a risk management personnel, during which the results of two nucleic acid tests were negative. On January 25, it was transferred to the centralized isolation point, during which the nucleic acid test result was negative. Self-reported symptoms such as runny nose on January 26, positive for nucleic acid test on January 28, and transferred to a designated hospital. Based on the results of epidemic history, clinical manifestations, laboratory tests and imaging examinations, the case was diagnosed as a confirmed case on January 29, and the clinical classification was ordinary.

　　Infected person 97: I now live in Yihai Garden Community, Xincun Street, Fengtai District, and my work place is the same as my current address. On January 22, as a risk management personnel, the nucleic acid was tested, and the results were negative twice. Self-reported symptoms such as runny nose on January 27, positive for nucleic acid test on January 29, and transferred to a designated hospital. Based on the results of epidemic history, clinical manifestations, laboratory tests and imaging examinations, the case was diagnosed as a confirmed case on January 30, and the clinical classification was mild.

　　Infected person 98: I now live in Dongli Community, Jiaomen, Xiluoyuan Street, Fengtai District, and work in the cold storage in the southwest suburb. On January 20, he was isolated at home as a risk management personnel, and the results of four nucleic acid tests were negative. On January 25, it was transferred to the centralized isolation point, during which the nucleic acid results were negative twice. On January 29th, the result of nucleic acid test was positive, and it was transferred to a designated hospital. Based on the results of epidemic history, clinical manifestations, laboratory tests and imaging examinations, it was diagnosed as a confirmed case on January 30th, and the clinical classification was mild.

　　Infected person 99: I now live in the north area of Kangyi Jiayuan, Qingyuan Street, Daxing District, and work in the cold storage in the southwest suburb. On January 20, he was quarantined at home as a risk management personnel, during which the results of two nucleic acid tests were negative. On January 25, it was transferred to the centralized isolation point, during which the results of two nucleic acid tests were negative. The result of nucleic acid test was positive on January 28th, and it has been transferred to a designated hospital. Based on the results of epidemic history, clinical manifestations, laboratory tests and imaging examinations, it was diagnosed as a confirmed case on January 29th, and the clinical classification was common.

　　Infected person 100: currently living in Anzhenli District 3, Anzhen Street, Chaoyang District. Because there are confirmed cases in the same community, on January 23, as a risk management personnel, the nucleic acid test was negative. He was quarantined at home on January 24, and reported that he developed symptoms such as cough on January 27. On January 28, the nucleic acid test result was positive, and he was transferred to a designated hospital. Based on the results of epidemic history, clinical manifestations, laboratory tests and imaging examinations, he was diagnosed as a confirmed case on January 29, and his clinical classification was ordinary.

　　Infected person 101: currently living in Anzhenli District 3, Anzhen Street, Chaoyang District. Because there are confirmed cases in the same community, on January 23, as a risk management personnel, the nucleic acid test was negative. Home isolation was carried out on January 24, during which the nucleic acid test result was negative. On January 29th, the result of nucleic acid test was positive, and it was transferred to a designated hospital. Based on the results of epidemic history, clinical manifestations, laboratory tests and imaging examinations, it was diagnosed as a confirmed case on January 30th, and the clinical classification was common.

　　Infected person 102: I now live in No.1 Yard, Yaziqiao Road, Guanganmenwai Street, Xicheng District. On January 25, as a close contact of the confirmed case, he was transferred to the centralized isolation point, during which the results of four nucleic acid tests were negative. On January 29th, the result of nucleic acid test was positive, and it was transferred to a designated hospital. Based on the results of epidemic history, clinical manifestations, laboratory tests and imaging examinations, the case was diagnosed as a confirmed case that day, and the clinical classification was mild.

　　At present, epidemiological investigation and close contact tracking have been carried out, the risk points involved have been investigated, and various risk personnel have been classified and controlled.