The useage of 10-in-1 mixed virus sampling kit: The 10-in-1 mixed virus sampling kit is mainly used for large-scale screening, especially for COVID-19 asymptomatic carriers. It is often used in large-scale testing projects such as schools, factories, and unit cities. The advantage of 10-in-1 mixed virus sampling kit: It has the advantages of efficient screening and resource saving. 10-in-1 mixed virus …