A farmer works in a greenhouse at Yangjiadui Village of Wulongshan Township in Huguan County, north China's Shanxi Province, March 12, 2019. By developing a flower planting industry, Yangjiadui Village has been lifted out of poverty in 2017. Per capita income in Yangjiadui Village reached 5,300 yuan (about 789 U.S. dollars) in 2018. (Xinhua/Zhan Yan)