SANJIANG, May 12, 2016 (Xinhua) -- This photo taken with unmanned aerial vehicle on May 10, 2016 shows the Zhiliao Village in Dudong Township of Sanjiang Dong Autonomous County, south China's Guangxi Zhuang Autonomous Region. Sanjiang Dong Autonomous County, located in the north of Guangxi, is renowned in the world for its large numbers of drum towers, wind and rain bridges and traditional buildings of Dong ethnic group. (Xinhua/Huang Xiaobang)