Farmers stretch plastic mats on a greenhouse in Yiyuan county of Zibo, East China’s Shandong province, Dec 6, 2018. [Photo/Xinhua]
A farmer arranges grapes in a greenhouse in Tangshan, North China’s Hebei province, Dec 6, 2018.[Photo/Xinhua]
Farmers pick mushrooms in a greenhouse in Danzhai county, Qiandongnan Miao and Dong autonomous prefecture, Southwest China’s Guizhou province, Dec 5, 2018. [Photo/Xinhua]
A farmer ploughs the field in a greenhouse in Tangshan, North China’s Hebei province, Dec 6, 2018.[Photo/Xinhua]
Farmers work in a greenhouse in Chiping county of Liaocheng, East China’s Shandong province, Dec 6, 2018.[Photo/Xinhua]
