Liu Xiaonan, a deeply introverted "Little White", holds a master's degree in English testing, is engaged in the research and teaching of 17 English tests, and is an expert in TOEFL, postgraduate entrance examination, CET-4 and CET-6 English reading and cloze teaching. He can accurately grasp the wind vane of the test questions and is praised as an exam killer by students. He won many awards and was cordially received by state leaders and leaders of the Ministry of Education.

Du Shuncheng, a rigorous and knowledgeable doctor, is an expert in teaching NMET mathematics, NMET English, CET-4 and CET-6, TOEFL and IELTS. He has done considerable research in NMET algebra, English reading and listening teaching, published more than 30 academic articles in important national academic journals and portal education channels, and independently compiled national English teaching standard teaching plans. His teaching is rigorous, his thinking is clear, and his unique problem-solving methods are widely adopted by students.

Elegant and friendly "Pumbaa" Lv Pengcheng: Master of Xi Jiaotong University, famous college English vocabulary and writing expert, GRE, college English and college entrance examination English teaching expert. He is good at making all kinds of boring and heavy English knowledge vivid, easy to learn and easy to remember, and is deeply loved by the majority of candidates. He is a leader in the field of vocabulary writing teaching.

Humorous and wise Zhang Chi, a famous English test expert in our province, an NMET English teaching expert, an English teaching expert in CET-4 and CET-6, has written 13 English training materials, and has a rich academic background. He has led students to create many high-scoring myths, and is good at integrating various English skills, which is very popular among students. "Zhang Chi has its own way, heaven and earth Ren Woxing".