Cooperatives help farmers earn more in Harbin, NE China's Heilongjiang

Aerial photo shows greenhouses in Yonghe vegetable industrial park of Binxian County of Harbin, northeast China's Heilongjiang Province, March 28, 2019. Cooperatives in Yonghe vegetable industrial park yielded over 20,000 tonnes of vegetable in 2018, helping over 170 farmers earn more. (Xinhua/Wang Jianwei)