Party branch secretary Zhao Caiyi (middle) from Xiangshuipo village,Sanjia town, led a whole family to transform barren hills in Gaoping county in 1983. [Photo by Qin Hongyu/cpanet.org.cn]

Zhao Caiyi's son Zhao Shengtian (right) and family members commemorate the 35th anniversary of transforming the barren hills in 2018. [Photo by Qin Hongyu/cpanet.org.cn]