Alat tes antigen: the global situation reflects the fallacy of "lying flat". On April 13, the World Health Organization issued a statement after judging the latest epidemic situation, announcing that the new crown pandemic continues to constitute a "public health emergency of international concern".

Alat rapid test antigen: experts criticized "coexistence with the new crown". The latest data released by the Office for National Statistics on April 1 showed that the number of new coronavirus cases in the UK exceeded 4.9 million in a single week, a new high.