Fourth-tier cities According to Baidu Encyclopedia, Jining Jiaxiang belongs to Jining City, Shandong Province, located in the west of Jining City, Shandong Province, and belongs to the alluvial plain of the Yellow River. However, with the development of Jining City, Jiaxiang County is also making continuous progress, slowly moving closer to second-and third-tier cities, and the teaching system is also changing, becoming a fourth-tier city.