Novel Coronavirus Antigen Detection Kit is available at drugstores. New Coronavirus Antigen Detection Kit, which is mainly suitable for New Coronavirus Antigen Self-Test, can be purchased from drugstores in most cities, and the price is usually around $25 to $30, and the price of antigen detection kits will vary from manufacturer to manufacturer. It can also be purchased online. The New Coronavirus Antigen Detection Kit is mainly suitable for people in home isolation observation, close contact, sub-contact, inbound isolation observation, and sealed control areas. The test method is to clean and disinfect the hands, open the new coronavirus antigen test kit, carefully read the instructions and related precautions, and then assemble the sampling tube. The head of the person being tested is slightly tilted, and one finger of the nose of the tester is pointed into the inside of the nasal cavity, rotated for at least four weeks, the collected sample is placed in the sampling tube and rotated for six times, placed for 1 to 2 minutes, and then dripped into the sample holes of the test card, and waited for 15 minutes to observe the results.