Economic Mathematics-Calculus, Higher Education Press, edited by Wu Chuansheng (just look at the outline, and you must do moderate and low-difficulty questions after class)

Economic Mathematics-Linear Algebra, edited by Wu Chuansheng, Higher Education Press (just look at the outline, and you must do moderate and low-difficulty questions after class)

Economic Mathematics-Probability Theory and Mathematical Statistics, edited by Wu Chuansheng, Higher Education Press (just look at the outline, and you must do intermediate and low-level difficult questions after class).

MBA/MPA/MPACC Logic Volume, Machinery Industry Press, Sun Yong (latest edition)

MBA/MPA/MPACC writing volume, machinery industry press, Zhao Xinquan (latest edition)

Get high marks in mathematics in the joint entrance examination of economics, Machinery Industry Press, Jin Yuan (systematically sort out the knowledge points of mathematics, check for leaks and fill gaps)

MBA/MPA/MPACC Logic Essentials, Machinery Industry Press, Zhao Xinquan (Strengthening and Improving)

Writing Essentials of MBA/MPA/MPACC, Machinery Industry Press, Zhao Xinquan (Strengthening and Improving)

Tongji's advanced mathematics, Tsinghua's line generation, Zhejiang University's probability theory.

If the foundation is not very good, you can go through the textbooks first.