Sansure Immunological Technology Platform adopts advanced nanoparticle technology, protein labelling and modification technology, using high quality coloured latex and colloidal gold as tracers, and has developed a series of easy-to-use, highly sensitive and rapid detection products, covering SARS-CoV-2 antigen, SARS-CoV-2/InFluA/InFluB antigen, SARS-CoV-2 neutralizing antibody and other SARS-CoV-2 immunological reagents, to meet the needs of different scenarios such as home self-test, POCT and laboratory testing.