Introduction to Xindian Creek: The upper reaches of Xindian Creek are divided into two streams, namely Beishi Creek and Nanshi Creek. Nanshi Creek is about 45 kilometers long and is the main stream of Xindian Creek. It flows through Wulai District, Guishan District, Quchi, Zhitan, Xindian, and Jingmei, and merges into the main stream at Gongguan. It is located at the southern boundary of Taipei City, and reaches the intersection of Jiangzicui and Dahan River, where it begins to flow into the Tamsui River; the total length is about 82 kilometers. .