Medical worker representatives lay flowers in front of a monument in honour of organ donors during a commemorative event held at a human organ donor memorial park in Kunming, southwest China's Yunnan Province, April 3, 2019. The human organ donation work was officially launched in Yunnan Province in July 2013. By the end of March 2019, 333 organ donation cases have been recorded and the number of registered organ donation volunteers has reached 6,398. (Xinhua/Jiang Wenyao)