A girl takes a selfie with traditional headwear of Yi ethnic group at an experience center in east China's Shanghai, Aug. 4, 2019. Together with volunteers from Shanghai, Ma Suying, a teacher of Yi ethnic group from Yuanyang County of southwest China's Yunnan Province, started a workshop providing embroidery training for local women and helped them increase their income through the sale of embroideries. (Xinhua/Ren Long)