Pictures from the sky

A love of model airplanes has inspired a unique photography project capturing one of China's disappearing shantytowns. Gao Fei and Li Xiang report from Tianjin.

The transformation of shantytowns is a project that is rapidly changing the living environment of tens of millions of Chinese. Now, a unique aerial photography project has captured the destruction of one of these run-down areas.

Model airplane enthusiast Li Xinyang, 41, is recording the changes in his hometown, Xiyu-zhuang - the largest shantytown in Tianjin - by using cameras strapped to model helicopters.