According to Shenzhen’s news, during the National Day holiday, a citizen in Shenzhen went to Inner Mongolia for a trip. After returning to Shenzhen, he was diagnosed with the new coronavirus on October 9. Epidemic investigation showed that at 18:00 on October 8, he met another case in Shenzhen on the roadside. Both of them did not wear masks, resulting in cross-infection. At present, there are more than 20 subsequent related infection cases caused by this case.
People's Daily Health Client reporter found that since 2022, more than 7 cases of infection caused by not wearing masks have been reported in various places, including Shenzhen, Guangdong, Changsha, Hunan, Shaoguan, Guangdong, etc.
Shaoguan, Guangdong: An infected person did not wear a mask to public places cause social transmission
On October 9, Li Shujian, deputy director of the Center for Disease Control and Prevention of Shaoguan City, Guangdong Province, introduced that after a case returned to Shaoguan from Hohhot on September 30, he walked to public places and spitted everywhere without wearing a mask, infecting several passers-by citizens, causing the mutant strain BF.7 he carried posed a major risk of transmission in the social area of Shaoguan City . The public security organs have filed a case for investigation of the case.

On October 9, medical staff in Shaoguan City, Guangdong Province were writing identity information on each other on protective clothing and preparing to carry out sampling work. Shaoguan released photos of Zhong Zhengkuan.
Nanchang, Jiangxi: An infected person did not wear a mask and caused 16 close contacts to be infected
July 15, Nanchang City The 22nd press conference on the prevention and control of the new coronavirus pneumonia epidemic introduced that from 0:00 to 24:00 on July 14, 9 new positive infections were reported in Nanchang City, all of which were detected at the centralized isolation point. A positive infection directly caused 16 close contacts to be infected by not wearing masks when entering and leaving various places.
Guangzhou, Guangdong: Entering the bathroom without wearing a mask completed the virus transmission in 14 seconds
6 In June, Guangzhou City discovered during the contact traceability of one of the four generations of key cases, Huang and Lu were dining in the same restaurant. The two entered the bathroom respectively. Because neither party wore masks, the virus transmission was completed in just 14 seconds without contact with the limbs.
Changsha, Hunan: A case was infected because he did not wear a mask 0.5 meters away
On March 21, Changsha City, Hunan Province added 1 new confirmed case of new coronavirus pneumonia. According to epidemiological investigation , the confirmed case and the confirmed case from other places in Changsha City had a brief time and space intersection in outdoor public places. Both of them did not wear masks, walked towards each other and passed by, about 0.5 meters apart. Experts from the Furong District Center for Disease Control and Prevention said that the infected person was in the detoxification period at that time. When people cough, spit, or sneeze, the droplets sprayed from the body are large and small. The droplets of large particles will settle directly to the ground, while some small particles of droplets will be suspended in the air, and others can inhale them to cause transmission. At this time, the infected person did not wear a mask and was infected.
Changzhou, Jiangsu: More than 30 parents who picked up their children without wearing masks after school were infected
According to Yangtze Evening News , on March 17, a press conference on the prevention and control of the new coronavirus pneumonia in Changzhou City, Jiangsu Province reported that outside the school of Sanhekou Middle School in Changzhou, a parent who picked up their children without wearing masks after school was infected, causing the virus to spread rapidly within a certain range, and more than 30 people were infected.
Xi'an, Shaanxi: No mask was worn, the infected person was infected with sputum
htmlOn March 10, Xi'an reported a confirmed case. Because he did not wear a mask, he happened to pass by a mouthful of sputum spitted by another infected person who was in the onset, causing infection.(Source: People's Daily)
[Editor: Yao Hao]
[Source: People's Daily]