There are several key classes in Ludong Middle School, a county magistrate in Ningxiang County.

There are three key categories. Changjun Jidong Middle School is a public junior middle school jointly run by Ningxiang County People's Government and a century-old famous school Changjun Middle School, which is directly managed by Ningxiang County Education Bureau. According to the needs of the construction and development of Ningxiang New Town, in order to speed up the pace of entering the city eastward and improve the level of education development, Changjun Middle School was invited to establish a full-time middle school with strong teachers, complete facilities and perfect management. It is directly managed by Ningxiang County Education Bureau and managed by Changjun Middle School. The school scale is planned to be 48 classes with 2640 degrees. The establishment of the school means that the high-quality teachers, advanced educational management concepts and excellent educational culture of Changjun Middle School will be brought to Ningxiang, which also means that Ningxiang children can attend Changjun Middle School at home and enjoy high-quality educational resources. Jidong Middle School in Changjun is entrusted with the ardent expectations of Ningxiang people, and investing 230 million yuan here is for mutual benefit. Principal Li carefully planned the ten-year blueprint for the school's construction and development: self-built in one year, built at the beginning of three years, leading Ningxiang in five years, first-class in the province for ten years, and famous all over the country.