Aerial photo taken on Sept. 2, 2020 shows a vehicle transporting goji berries in Delingha, northwest China's Qinghai Province. The goji berry in Delingha entered harvest season. (Xinhua/Zhang Long)

Worker Li Guidong dries goji berries at Quanshui Village in Delingha, northwest China's Qinghai Province, Sept. 2, 2020. The goji berry in Delingha entered harvest season. (Xinhua/Zhang Long)

A child walks past drying goji berries at Quanshui Village in Delingha, northwest China's Qinghai Province, Sept. 2, 2020. The goji berry in Delingha entered harvest season. (Xinhua/Zhang Long)

Worker Li Guidong loads goji berries at Quanshui Village in Delingha, northwest China's Qinghai Province, Sept. 2, 2020. The goji berry in Delingha entered harvest season. (Xinhua/Zhang Long)

Worker Ma Guishan dries goji berries at Quanshui Village in Delingha, northwest China's Qinghai Province, Sept. 2, 2020. The goji berry in Delingha entered harvest season. (Xinhua/Zhang Long)