The collection of college entrance examination mathematics kits bought in Tik Tok is very good. According to relevant information, there are many ideas and methods of high school math problems in the book, which are of great help to improve math scores. It has a unique way of writing questions, and the quality of this book is very high. It is very suitable for students who need moderate education and teachers who want to improve their professional quality. The book and reference answers are nearly 900 pages, which are some summary contents of various chapters in senior high school mathematics.