Tang Jinlian gives haircut to a client in Lufeng community of Xiangjiang new district, Changsha, Hunan province. In 2014, when the vegetable market was renovated, Tang moved her hairdressing stall to Lufeng community, Changsha, where her son lives. "We thought about how to make use of Tang's hairdressing skills to help more people in the community, especially the elderly who …