February 28th News On February 28th, the ex-factory quotation for 52% powdered potassium sulfate was 3,950–4,050 yuan per ton, marking an increase of 50 yuan per ton. During the Spring Festival holiday, the arrival of potassium chloride at ports saw a certain increase, but the supply remains highly concentrated, and the circulating supply in the market still appears slightly tight. Chempricehub Analysis: **Potassium Sulfate** Bull-Bear Score: 1 The ex-factory quotation for 52% powdered potassium sulfate rose by 50 yuan per ton to 3,950–4,050 yuan per ton, directly reflecting the increase in spot prices. The slightly tight circulating supply in the market, coupled with supply-side pressure, supports the strengthening of prices. It is expected that spot prices will maintain an upward trend in the short term, which is favorable for the spot market. **Potassium Chloride** Bull-Bear Score: 0 The increased arrival of potassium chloride at ports may bring supply pressure, but the high concentration of supply and tight circulating supply partially offset the bearish impact. Comprehensive factors have led to limited price fluctuations, resulting in a neutral impact on the spot market with no clear bullish or bearish bias.