Anhui wensheng medicals as professional Flocked Swab Manufacturers provide Nasopharyngeal And Oropharyngeal Swabs for covid Antigen Swab Test and PCR swab test.The preferredThroat Swab as flocked swab for swab-based covid testing. • High sample collection efficiency due to the unique spray type nylon pile implantation technology. • ABS swabstick with different breakingpoint, easy to operate and no interfere with PCR testing.