It originated from the Yellow River on the Qinghai-Tibet Plateau. When it flows through the junction of Qinghai, Gansu and Sichuan Provinces, it meets the first big river Baihe in the Ruoergai grassland in Sichuan, forming the first bay of the Yellow River Jiuqu in the Yellow River 99th Bay. The first bay of the Yellow River is located in Tangke Township, Ruoergai County. The vast majority of tourists choose to take the sightseeing elevator to the top of the mountain. The beautiful scenery of the first bay of the Yellow River is in front of you.