Chen Ruge (C), an employee of Shenzhen Metro Group, flashes a thumbs-up sign after donating his stem cells at Shenzhen Second People’s Hospital on Tuesday. The 35-year-old Chen has become the sixth Shenzhen Metro employee who has donated hematopoietic stem cells. He agreed to donate his blood after receiving a phone call from the Shenzhen Blood Center on Dec. 24, 2021, informing him that his stem cells are a match for a blood disease patient. (Shenzhen Daily)
