Aerial photo taken on June 27, 2022 shows villagers working in terraced fields in Huojiagou Village of Shimen Town in Lulong County, north China's Hebei Province. Recent years Lulong County has implemented the land transformation of barren hills and wild grass land into terraced fields. Farming facilities including field paths and drainage channels have been constructed to improve agricultural production conditions. (Xinhua/Yang Shiyao)

Aerial photo taken on June 27, 2022 shows terraced fields in Huojiagou Village of Shimen Town in Lulong County, north China's Hebei Province. Recent years Lulong County has implemented the land transformation of barren hills and wild grass land into terraced fields. Farming facilities including field paths and drainage channels have been constructed to improve agricultural production conditions. (Xinhua/Yang Shiyao)

Villagers work in terraced fields in Huojiagou Village of Shimen Town in Lulong County, north China's Hebei Province, June 27, 2022. Recent years Lulong County has implemented the land transformation of barren hills and wild grass land into terraced fields. Farming facilities including field paths and drainage channels have been constructed to improve agricultural production conditions. (Xinhua/Yang Shiyao)

Aerial photo taken on June 28, 2022 shows lands under transformation in Liugezhuang Village of Shuangwang Town in Lulong County, north China's Hebei Province. Recent years Lulong County has implemented the land transformation of barren hills and wild grass land into terraced fields. Farming facilities including field paths and drainage channels have been constructed to improve agricultural production conditions. (Xinhua/Yang Shiyao)

Villagers work in a terraced field in Liugezhuang Village of Shuangwang Town in Lulong County, north China's Hebei Province, June 28, 2022. Recent years Lulong County has implemented the land transformation of barren hills and wild grass land into terraced fields. Farming facilities including field paths and drainage channels have been constructed to improve agricultural production conditions. (Xinhua/Yang Shiyao)

A villager works in a terraced field in Huojiagou Village of Shimen Town in Lulong County, north China's Hebei Province, June 27, 2022. Recent years Lulong County has implemented the land transformation of barren hills and wild grass land into terraced fields. Farming facilities including field paths and drainage channels have been constructed to improve agricultural production conditions. (Xinhua/Yang Shiyao)

Aerial photo taken on June 27, 2022 shows terraced fields in Huojiagou Village of Shimen Town in Lulong County, north China's Hebei Province. Recent years Lulong County has implemented the land transformation of barren hills and wild grass land into terraced fields. Farming facilities including field paths and drainage channels have been constructed to improve agricultural production conditions. (Xinhua/Yang Shiyao)

Editor: Zheng Bai