Does the School of Mechanical Engineering of Yanshan University have any restrictions on cross-disciplinary examinations? There is no limit. Will you take the exam again? What is the additional test subject? 1. Engineering is restricted to cross liberal arts, not to cross science. 2. generally don't try. If the total score of the freshman exam is within 10% of the whole college, you can cross majors in the mechanical college; Within 5%, you can cross majors in the whole school. 3. If the span is large, there will be additional tests. Regarding the additional test subjects, it is recommended to ask the teacher of the Youth League Committee.