Yanghe Township, Longde County is located in the northwest of Longde. The area is 62. 1 1 km2. The population is 10495 million. In the Republic of China, Tunmin Township was established. After the founding of the People's Republic of China, there were two townships, Yanghe and Niuhe, which belonged to the reclamation area. 1953 was included in Xiji county. 1958, Qianjin people's commune was established. It was soon changed to Yanghe commune. Yanghe Township was founded in 1984.