Staff members pick wood ears (agaric) at Guiya Village of Sanjiang Dong Autonomous County, south China's Guangxi Zhuang Autonomous Region, Feb. 21, 2019. (Xinhua/Li Hanchi)

Villagers transport oranges in the field at Wangjialing Village of Guojiaba Township in Zigui County, central China's Hubei Province, Feb. 22, 2019. (Xinhua/Zheng Jiayu)

A villager packages strawberries at a cooperative in Xishaijiatuo Village of Xiaomazhuang Township in Luanzhou City, north China's Hebei Province, Feb. 22, 2019. (Xinhua/Dong Jun)

A villager waters seedlings at a greenhouse in Pingjiang Township of Rongjiang County, southwest China's Guizhou Province, Feb. 22, 2019. (Xinhua/Liu Jinyin)

A farmer harvests tomatoes at a greenhouse in Wuzhuangzi Village of Puzidian Township in Zunhua City, north China's Hebei Province, Feb. 22, 2019. (Xinhua/Liu Mancang)

A villager prunes fruit trees at Dunzhai Township of Jinping County in the Miao and Dong Autonomous Prefecture of Qiandongnan, southwest China's Guizhou Province, Feb. 22, 2019. (Xinhua/Peng Zeliang)

A farmer picks tomatoes at a greenhouse in Wuzhuangzi Village of Puzidian Township in Zunhua City, north China's Hebei Province, Feb. 22, 2019. (Xinhua/Liu Mancang)

Farmers work at a greenhouse in Leizhai Village of Dangzhai Town in Ganzhou District of Zhangye, northwest China's Gansu Province, Feb. 22, 2019. (Xinhua/Wang Jiang)

Villagers work at a vegetable planting base in Yegai Village of Paidiao Township, Danzhai County of Qiandongnan Miao and Dong Autonomous Prefecture, southwest China's Guizhou Province, Feb. 22, 2019. (Xinhua/Yang Wukui)

Villagers work at a cucumber seedling base in Xiaomazhuang Township of Luanzhou City, north China's Hebei Province, Feb. 22, 2019. (Xinhua/Dong Jun)

Villagers water cucumber seedlings in Xiaomazhuang Township of Luanzhou City, north China's Hebei Province, Feb. 22, 2019. (Xinhua/Dong Jun)

Farmers work at a greenhouse in Nanmalan Village of Gaoliu Township in Qingzhou City, east China's Shandong Province, Feb. 22, 2019. (Xinhua/Wang Jilin)

A villager does farm work in Dongbei Village of Pingdu Township in Anfu County of Ji'an City, east China's Jiangxi Province, Feb. 22, 2019. (Xinhua/Liu Liqiang)

A farmer harvests cucumbers at a greenhouse in Guiyizhai Village of Wangguanying Town in Fengrun District of Tangshan, north China's Hebei Province, Feb. 22, 2019. (Xinhua/Liu Mancang)

A farmer works at a greenhouse in Lanzhou Village of Yueyaquan Township in Dunhuang City, northwest China's Gansu Province, Feb. 22, 2019. (Xinhua/Zhang Xiaoliang)

A villager transplants seedlings at a greenhouse in Xiaomazhuang Township of Luanzhou City, north China's Hebei Province, Feb. 22, 2019. (Xinhua/Dong Jun)