COVID 19 Antigen Rapid Test Kit is used for the rapid, qualitative detection of nucleocapsid protein antigen from SARS-CoV-2 in human anterior nasal, nasopharyngeal, oropharyngeal, saliva and so on in vitro.
1 plus 2 face mask making machines is composed of a host (mask forming machine) and two ear band welding machines (outer ear band), which are connected by a one-two transmission line.