Ma Fei, born in 196 1, is from Yulin City, Shaanxi Province. He has served as a special contributor, columnist, editor and reporter for many newspapers and periodicals. He has published more than 700 papers and 22 mathematical monographs in various domestic mathematical journals such as Mathematical Bulletin. In the teaching and research career of nearly 20 years, a set of scientific and practical mathematics teaching methods has been summarized. The published series of "Ma Fei Mathematics Classroom" has been widely praised by many teachers, students and related experts. Provincial and municipal newspapers, radio stations and TV stations have reported their advanced deeds many times, and their names and academic achievements have been included in the Who's Who of the World. Recently published monographs include Thinking Tips for Junior High School Mathematics Problem-solving (Golden Shield Press, September 2005), Open Problem Set of Junior High School Mathematics Strategy (Golden Shield Press, March 2006), Detailed Explanation of Examination Questions of Previous Hope Cup National Mathematics Invitational Tournament (Meteorological Press, 2006. 1) and Error Analysis of Junior High School Mathematics Problem-solving (Golden Shield)