On January 7th, the mainstream ex-factory price of 52% powdered potassium sulfate rose to 3,950–4,150 yuan per ton, an increase of 50 yuan per ton. Driven by the significant price hikes of raw materials potassium chloride and sulfuric acid, market supply remains tight, leading to a continuous rise in potassium sulfate prices. PriceSeek analysis of potassium sulfate, Bull-Bear Score: 2. The spot price of potassium sulfate has risen by 50 yuan per ton, with ex-factory prices reaching 3,950–4,150 yuan per ton. Tight market supply, coupled with significant price increases in raw materials potassium chloride and sulfuric acid, has driven up costs. Strong demand is favorable for the spot market, representing a significant positive factor. Potassium chloride, Bull-Bear Score: 1.5. As a key raw material for potassium sulfate, its significant price increase reflects supply tightness and rising demand, driving up potassium sulfate prices and benefiting the spot market, ranging from generally favorable to significantly positive. Sulfuric acid, Bull-Bear Score: 1.5. As a raw material for potassium sulfate, its significant price increase has pushed up potassium sulfate costs due to cost pressures. Tight supply is favorable for the spot market, ranging from generally favorable to significantly positive.