A farmer works at a vegetable planting base in Mingxing Village, Shishi Town of Hengyang, central China's Hunan Province, June 4, 2020. (Photos: Xinhua)

Aerial photo taken on June 4, 2020 shows farmers working at a vegetable planting base in Mingxing Village, Shishi Town of Hengyang, central China's Hunan Province.

Aerial photo taken on June 4, 2020 shows farmers working at a vegetable planting base in Mingxing Village, Shishi Town of Hengyang, central China's Hunan Province.

Aerial photo taken on June 4, 2020 shows farmers working at a vegetable planting base in Mingxing Village, Shishi Town of Hengyang, central China's Hunan Province.