With the rapid spread of the mutant strain of the new crown virus Omi Keron, the number of new confirmed cases in the United States in a single day exceeded 1 million this Monday (January 3), which is also the world's highest record since the outbreak.

COVID-19 Total Antibodies Rapid Test: Israel starts the fourth dose of vaccination. At a press conference held on Tuesday, Israeli Prime Minister Bennett quoted the country’s preliminary research results as saying that a fourth dose of Pfizer’s new crown vaccine can help test participants’ antibody counts increase by 5 times.

Antigen Rapid Test: China's response to COVID-19 methodically. It is the most difficult time for mankind to fight against the virus.