Mid-March or late March 2023. According to official website of Weifang Education Bureau, in 2023, the first model test of junior middle schools in Shandong Province is generally arranged in the middle or the end of March. At this time, the school's learning progress has just ended, which is the most suitable time for the first model exam. The second model test is usually arranged at the end of April, and the second model test is an important large-scale simulation test to test the results before the middle school entrance examination. Its proposers also include some proposers of the senior high school entrance examination, and the difficulty and types of the examination are closer to those of the senior high school entrance examination, which is a highly oriented assessment.