Zhuhai: This round of epidemic strains belong to Omikon BA.5.1 Evolution Branch

27 new positive infections at 0-12 on the 13th

Yangcheng Evening News reporter Zheng Da reports: On July 13, Zhuhai City held a press conference to report the related situation of the epidemic. The reporter learned from the meeting that at 0-12 on the 13th, there were 27 new positive cases in Zhuhai, including 13 confirmed cases and 14 asymptomatic infected cases, all of which were related cases of Hailian Kindergarten, on the same spread chain. Gene sequencing shows that the new crown virus gene of this round of epidemic belongs to Omikon BA.5.1 evolutionary branch, which is more contagious and faster than previously Omikon virus strains.

The kindergarten graduation party is a key node for gathering infections

According to the report at the meeting, since the Japanese round of epidemic occurred in July 11, as of 12:00 on the 13th, there were 21 confirmed cases and 14 asymptomatic infected in Zhuhai City, all of which were the same spread chain. BA.5.1 Evolution branch has a stronger transmission power than previous Omikdon virus strains. At 00-12 on the 13th, 27 newly positive cases were found in the secret-controlled crowds.

Among the 35 positive infections reported since the epidemic occurred in this round of epidemic, 5 kindergarten faculty members, 18 young children, and 11 family members (4 of them) were close to their families. Preliminary flow analysis, this round of epidemic is gathered in class and family, involving two classes and 7 families. After investigation, Hailian Kindergarten has conducted multiple rounds of nucleic acid testing since July, and the test of nucleic acid in the garden on July 8 is negative. On the same day, the kindergarten and the second class of the second class held a graduation party. Parents were invited to participate in the event. After the event, the parents left after the event, and the child was overnight in the garden. The analysis was the key time in which the clustered onset caused. The specific source is still under investigation.

Dis -designed 19 high -risk zones and 12 mid -risk zones

Since the epidemic, Zhuhai City has delineated 19 high -risk areas, 12 medium -risk zones and 2 low -risk areas in accordance with the traceability of flow and cases. The central risk zone implemented the control measures of "people without districts, peaks and peaks", and should be done well for residents' medical protection.

At the same time, the city's flow power is mobilized to carry out the source of flow. As of 8 o'clock on July 13, the cumulative determination of the secret and sub -connection were 1,417 and 883, respectively, all of which have been tracked in place; the 11928 key personnel gave the yellow code as required to implement the nucleic acid testing; Strengthen control.

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