On January 16, Shandong Fuyu Petrochemical Co., Ltd.'s 250,000-ton phenol-ketone unit operated normally. The price of acetone was raised by 50 yuan to 4,600 yuan per ton, with shipments proceeding as planned. PriceSeek analysis of acetone, long-short score: 1. The article reports that Shandong Fuyu Petrochemical raised the acetone price by 50 yuan to 4,600 yuan per ton, indicating tight supply or strong demand in the spot market, which directly benefits the spot price of acetone. The price increase reflects smooth shipment plans by the company, possibly due to rising raw material costs or increased downstream demand. It is expected that the spot price will maintain an upward trend in the short term. MIBK, long-short score: 0.5. Although the article does not directly mention MIBK, as a downstream product of acetone, the rise in acetone prices may increase its production costs, providing slight support for the spot price of MIBK. The extent of the positive impact is limited and needs to be evaluated in conjunction with market supply and demand balance. Current information suggests that the cost transmission effect may push up MIBK prices, but the specific impact depends on changes in demand from downstream industries.