1-5 minutes. According to the query format of Da official website, the detection speed of grid check is relatively fast, and the detection can be completed within 1-5 minutes, and the detection report can be issued. If a large number of manuscripts or articles are submitted, it will take a long time to complete the testing. Literally speaking, paper duplication checking mainly refers to the problem of repetition rate in the query paper, which is the key to paper duplication checking.