A member of staff picks strawberries at a berry cooperative in Donggang City, northeast China's Liaoning Province, April 10, 2020. Donggang has organized local farming firms and cooperatives to resume production with strict measures to prevent the COVID-19 epidemic. (Xinhua/Long Lei)

Members of staff sort out the picked strawberries at a berry cooperative in Donggang City, northeast China's Liaoning Province, April 10, 2020. Donggang has organized local farming firms and cooperatives to resume production with strict measures to prevent the COVID-19 epidemic. (Xinhua/Long Lei)

Members of staff sort out the picked strawberries at a berry cooperative in Donggang City, northeast China's Liaoning Province, April 10, 2020. Donggang has organized local farming firms and cooperatives to resume production with strict measures to prevent the COVID-19 epidemic. (Xinhua/Long Lei)

A member of staff picks strawberries at a berry cooperative in Donggang City, northeast China's Liaoning Province, April 10, 2020. Donggang has organized local farming firms and cooperatives to resume production with strict measures to prevent the COVID-19 epidemic. (Xinhua/Long Lei)

A member of staff carries newly picked strawberries at a berry cooperative in Donggang City, northeast China's Liaoning Province, April 10, 2020. Donggang has organized local farming firms and cooperatives to resume production with strict measures to prevent the COVID-19 epidemic. (Xinhua/Long Lei)