Which city is Yishui County, Shandong Province?

Yishui County is a county under the jurisdiction of Linyi City, Shandong Province. Located in south-central Shandong Province, in the hinterland of Yimeng Mountain, upstream of yi river and Shuhe River. Yishui has a long history, and the Qin Dynasty set up a county here. In AD 16 (AD 596), Huang Kai was named Yishui County in Sui Dynasty. Yishui in modern times is a famous old revolutionary base area, the hometown of "red sister-in-law" and one of the birthplaces of Yimeng spirit.