Feng Ruzhen, wife of donor Zhu Fangjun, attends a memorial event for body and organ donors held by Shenzhen's Municipal Red Cross Society under the Tree of Brightness, planted in commemoration of cornea donors, at Jitian Cemetery in Shenzhen, south China's Guangdong Province, April 5, 2018, on the occasion of the Qingming Festival. (Xinhua/Mao Siqian)