Xu Wenhua sweeps a street in Tianjin, Sept 22, 2012. Working as a sanitation worker for 23 years in Tianjin municipality, Xu has cleaned some 70,000 kilometers of streets, more than 1.5 times the length of the equator. [Xinhua]
Xu Wenhua cleans a dustbin in Tianjin, Sept 22, 2012. [Xinhua]
