A farmer sells newly-picked strawberries outside the greenhouse in Gourong County, Jiangsu Province on December 12, 2018. [Photo: IC]

Farmers are seen working in a strawberry greenhouse in Gourong County, Jiangsu Province on December 12, 2018. [Photo: IC]

Strawberries are grown in the greenhouse in Gourong County, Jiangsu Province on December 12, 2018. [Photo: IC]

The photo taken on December 12, 2018 shows newly-picked strawberries in Gourong County, Jiangsu Province. [Photo: IC]