Xu Guo Hong, the headmaster of Chengnan Middle School, is a senior middle school teacher. After graduating from college, he joined Changsha No.1 Middle School and worked in education for more than 20 years. He used to be the head teacher, grade leader and deputy director of the Political and Educational Affairs Office of Hunan No.1 Middle School.

Among the students taught, 7 won the gold medal in the international Olympic discipline competition, and 3 got the highest score in liberal arts and science in the college entrance examination. At present, he is employed as an off-campus tutor for graduate students of Hunan University and Hunan Normal University, and an expert in textbook training of People's Education Society.

Chengnan Middle School of Changsha No.1 Middle School is a public school directly under the Education Bureau of Changsha No.1 Middle School Education Group. It is a full-time public middle school jointly run by Changsha Education Bureau and Changsha No.1 Middle School. The total size of the school is designed as 108 classes, including 60 classes in senior high school.