Wikipedia
Songyun
Songyun (; 1752-1835) was a military governor during the Qing dynasty of Imperial China, from 1802-1809.
He was an amban of Xinjiang, Guangdong, and Tibet.
In Xinjiang, he was responsible for the compilation of a gazeteer of the area, using the services of officials exiled to the frontier area, including Wang Tingkai, Qi Yunshi and Xu Song.