The difference between the 22 nd green card and the 23 rd green card lies in the different standards. According to relevant public information, the training goal of the 22nd edition is to make users' ability approach the standard of 22 exams as soon as possible from June 5438 to February this year. The training goal of version 23 is to make users' ability approach the standard of test 23 as soon as possible in 65438+February next year.