20 17 tutorial. Jingyang County belongs to Xianyang City, Shaanxi Province. It is located in the middle of Shaanxi Province, north of Jinghe River, the hinterland of "800 Li Qinchuan" and the origin of People's Republic of China (PRC). According to the official statement of the Shaanxi Provincial Department of Education, it is clear that the new textbooks revised by the national curriculum standard (20 17 edition) are used in the first, second and third grades of primary schools. However, the original textbooks are still used in grades four to six, and the version shall not be changed at will.