Both modes are difficult. Official website of Shijiazhuang Education Bureau shows that the second mode of Shijiazhuang College Entrance Examination is the most difficult, which is more difficult than the first mode, and the second mode is more difficult. The National Unified Entrance Examination for Colleges and Universities, referred to as "College Entrance Examination" for short, is a selective examination for high school graduates who are qualified by the people of China or candidates with the same academic ability.