Have you played drifting? Have you played rafting on the 500-meter high mountain? Have you ever played a 1300-meter rafting on a 500-meter-high mountain? Do you think this kind of picture is enjoyable? There is a Dule Valley in Yi County, Baoding, Hebei Province. It has the most natural beauty. On the 500-meter-high flower and fruit mountain, the trees are lush and green, and there is a length between the ups and downs of the mountains. The 1,800-meter drifting slide is the longest drift in North China.