Villagers register for eye exams in Maozu Village in Wuzhishan City, south China's Hainan Province, May 10, 2017. Since April, medical staff of Wuzhishan Ophthalmology Hospital have come to villages of Fanyang Township providing free eye exams for the elderly. Till Wednesday, 350 village elders had received exams and were offered treatment advice. (Xinhua/Shen Hong)
