Qianliu Yi Ethnic Township () is an ethnic township in Lancang Lahu Autonomous County, Yunnan, China. As of the 2017 census it had a population of 43,031 and an area of .
As of 2016, the township is divided into fifteen villages:
As a communication hub in Lancang Lahu Autonomous County, the township was even a place of strategic importance during the Qing dynasty (1644–1911) and Republic of China (1912-1949).
In 1940, Mangnuo Township () was set up. In 1948, it was renamed "Qianliu Township".
After the establishment of the Communist State, its name was changed to "Qianliu District" (). In 1969 it was renamed "Yuejin Commune" (), named after the Great Leap Forward. And it was renamed "Qianliu Commune" in 1971. In 1988, the Qianliu Yi Ethnic Township was officially incorporated.
The township is situated at northeastern Lancang Lahu Autonomous County. It is surrounded by Dashan Township on the north, Donghe Township and Nanling Township on the west, Jinggu Dai and Yi Autonomous County on the east, and Nuozhadu Town on the south.
The highest point in the township is the Black Mountain () which stands above sea level. The lowest point is the Mengsa Farm (), which, at above sea level.
The Lancang River flows through the township. Other rivers and streams include Mangpa River () and Mengsa River ().
The local economy is primarily based upon agriculture and local industry. Industry is mainly based on wine-making and ceramics. The region abounds with iron, copper, and manganese. Significant crops include grain, corn, peanut, sugarcane, tea, and coffee bean.
As of 2017, the National Bureau of Statistics of China estimates the township's population now to be 43,031.