On February 10th, the ex-factory price of 50% powder potassium sulfate in Mannheim was 3,750–3,900 yuan/ton, while the ex-factory price of granular potassium sulfate in the Northeast region was 3,850–3,900 yuan/ton, representing a decrease of 50 yuan/ton. The potassium sulfate market continues to be driven primarily by essential restocking, with overall trading activity remaining subdued.