1, from the current published data to analyze, the injection of a new crown vaccine in the shortest effective time of about 6 months, the longest can be up to 12 months. Generally after the first shot of the new crown vaccine, most people will produce antibodies within a week, half a month to a month the body will appear 60% to 90% positive antibodies. After the second vaccination, the antibody positivity rate is more than 90%, and it can provide continuous prevention and protection for the human body.

2. Don't remove the mask after receiving the vaccine. Because the vaccine can only produce a certain resistance against the new crown virus, to prevent and protect the role, but its protection rate is not 100%, there is still a 10% risk. Some people with special health conditions may not be able to form antibodies after receiving the vaccine, and it may not be able to prevent the disease. So before the epidemic is not completely over, you also need to do a good job of personal immunization.