Antigen test generally refers to the new coronavirus antigen test, the new coronavirus antigen test two bars have shades of color, may be the test results for weak positive or false positive, it is recommended to visit the clinic for review. If the antigen test has one dark and one light bar and the C position band is clear, and the T position band is lighter, it suggests that the antigen test result is weakly positive. If the band at C is faint, the result may be inaccurate and a false positive, and it is recommended that the test be repeated. As the antigen test may be affected by the environment and other factors, need to follow the instructions for standardized operation to ensure the accuracy of the test results, and should follow the instructions to read the test results within 10-15 minutes, different brands may have differences in the detection time, should be subject to the instructions, do not read the results in advance or over time. If the antigen test results are abnormal, you should consult a doctor in a timely manner to clarify the diagnosis, and follow the doctor’s instructions for symptomatic treatment after diagnosis.