Suzhou is a city located in the northern part of Anhui Province. It is Anhui's great north gate. Located just south of Jiangsu Province's Xuzhou City and Shandong Province's Heze City, it is bordered to the west by Henan Province's Shangqiu City. It is one of the core cities of the Huaihai Economic Zone. Suzhou has a long history and many important historical events took place here. In the latter years of the Qin Dynasty, the first peasant uprising to be recorded in Chinese history took place here. Additionally, during the War of Liberation, this was the Huaihe Campaign's main field of battle. The territory features many tourist attractions such as the Yuji Tomb, the Huangzang Valley National Forest Park and Dangshan Ecological Tourism Tourist Area.