Applied economics includes finance, financial engineering, international trade, finance, national economics, industrial economics, quantitative economics and other majors 10. In the postgraduate stage, the enrollment enthusiasm of different majors in the same university is different. Especially in 985 colleges and universities, the vast majority of postgraduate exams are self-marking and published according to disciplines, such as the economics retest lines of Hunan University 20 17, 20 16 350, 2015 355; Central South University Economics 20 17 retest line 345, 20 16 score line 340, 20 15 score line 345.