Sankou Middle School is located in Dongying Village, Sankou Township, close to Sankou Township Government, with convenient transportation and beautiful environment. This is an ideal place for students to study. Since it was founded in 1950s, it has gone through ups and downs for half a century. 1997 sankou middle school merged with Zhushan middle school and moved to Dongying village. There are more than a thousand students and 63 faculty members. Now the school infrastructure is perfect, with a teaching building known as the "first floor in the East District" and the only grass football field in the city. Sports facilities and modern teaching equipment are complete, canteens and dormitories are neat and standardized, and the campus layout is scientific and reasonable, which has become a highlight of rural education in Sanmou and Liuyang.

The school adheres to the school-running philosophy of "people-oriented, managing the school according to law, and doing everything for the all-round development of students and the healthy growth of teachers". Pay attention to the construction of teaching staff, the quality of teachers is excellent, and intermediate titles and undergraduate degrees account for more than half of teachers. Teachers' training and continuing education in Putonghua and computer have been at the leading level in the city. School education adheres to moral education first, moral education institutions are sound, and the "school-society-family" education network is complete. The student evaluation mechanism has formed its own characteristics and attracted the attention of the society. The school vigorously promotes quality education and pays attention to quality. Over the years, it has achieved excellent teaching results and won many awards. The enrollment rate has always been ahead of the city, and it has won the title of advanced unit for enrollment in ordinary high schools and vocational high schools for many times. Art education is unique. In 2002, it was designated as the first student source base in the city by Liuyang No.1 Middle School Education Group Art School. The school takes the road of research-oriented school, actively renews the educational concept, and has many provincial and municipal topics, among which the English teaching and research group is rated as the municipal advanced teaching and research group. School continuous honors: advanced unit of psychological education for teenagers in Hunan Province, advanced unit of scientific and technological innovation for teenagers in Changsha City, civilized unit of Liuyang City, garden-style unit of Liuyang City, advanced league organization of Liuyang City, civilized number of teenagers in Liuyang City, home of model workers in Liuyang City, advanced unit of social development, advanced unit of building a clean and honest party style and comprehensive social management in Liuyang City, and advanced unit of education system in Liuyang City. It was rated as "Liuyang Demonstration Junior Middle School". Half a century of ups and downs, fifty years of spring and autumn. Three mouths, this magical land; Three middle schools, fertile ground for education; More than 10,000 graduates have come out from here, making great contributions to the country and the nation. Sankou Middle School is striding on a new journey with a brand-new attitude.