The fertile water is an important waterscape in the Jinyuan Scenic Area, starting from Lingyan Xiyu in the northeast corner to the lotus pond in the southwest corner. It is 640 meters in length and resembles a jade belt. Underwater fountains, Jinshui fish watching, Scenic spots like Lingyan Xiayu and Liushuiliuchang. Sixteen sets of underwater fountains below the water surface can create a variety of waterscapes such as Yushu Bingqing and Yipinqinglian. They are colorful and beautiful.