Zhang Shihe: Mao ordered young people to the countryside. I was sent to work on the Xi’an to Qinghai railway, with some 26,000 others. Most were broken when they came home. Today, they have children and grandchildren, but thousands died prematurely after coming back—it ruined so many people’s health. These old guys don’t want that forgotten.
Source : ‘My Responsibility to History’: An Interview with Zhang Shihe