New Crown Antigen Test swabs are specialized. They come with the antigen test kit. Antigen test generally has a special kit, which will be accompanied by a special nasopharyngeal swab for the collection of specimens to use. It is not very different from the ordinary nasal swab, but because of the matching, there is no need to prepare their own swabs. In particular, the new crown antigen test is generally used to swab the swab inserted into the nasal cavity of about 1cm, and then rotated four or five circles after the collection of specimens. The antigen test is available as a home test on its own. It is recommended to follow the instructions for standardized use, to avoid errors in testing, if two bars appear, it is considered positive, then it is recommended to go to the hospital as soon as possible.