Introduction to Guanmenshan Reservoir: Guanmenshan Reservoir is located in the north of Zhujiatun, Tai'an Township, Yanshou County, on the Daliushu River at the junction of Yanshou and Fangzheng counties. The water surface of the reservoir is vast and spectacular; the water in the reservoir is green and clear, reflecting the mountains and rivers, and the scenery is pleasant. The reservoir is not only an excellent bathing spot, but also a good place for leisurely fishing.