Where is the east trunk of Wenshan Malipo?

Donggan Town is located in the northeast of Malipo County, facing Funing County across the river in the east, Wentong County in Vietnam in the south, Donggan Township in the west and Guangnan County in the north. The Town People's Government is located in Donggan Village Committee, 480 kilometers away from Kunming, the provincial capital, and 0/70 kilometers away from Wenshan/KLOC, the state capital. The town covers an area of 453.62 square kilometers and governs Donggan, Changcao, Baishaba, Zhewa, Punong, Ma Kun, Malin, Mabeng, Malibao, Li Yong, Ga 'a, Huilong, Xinzhai, Mabo and Donglai.