Staff members load potash fertilizer onto a truck at a potash fertilizer company in northwest China's Qinghai Province, April 1, 2022. Production of potash fertilizer is in full swing in Qinghai to help reinforce the spring farming. (Xinhua/Zhang Long)
A staff member loads potash fertilizer onto a truck at a potash fertilizer company in northwest China's Qinghai Province, April 1, 2022. Production of potash fertilizer is in full swing in Qinghai to help reinforce the spring farming. (Xinhua/Wang Bo)
Aerial photo taken on April 1, 2022 shows a ship collecting crude salt on a salt lake in northwest China's Qinghai Province. Production of potash fertilizer is in full swing in Qinghai to help reinforce the spring farming. (Xinhua/Zhang Long)
