On January 12th, the bulk price of acetic anhydride from Shandong Hualu Hengsheng was quoted at 4,400 yuan/ton, with an increase of 100 yuan/ton from the weekend to today. Actual transaction prices are subject to negotiation. PriceSeek analysis of acetic anhydride, with a long-short score: 1. The article reports that the bulk price of acetic anhydride has increased by 100 yuan/ton to 4,400 yuan/ton, indicating tight market supply or increased demand, which is favorable for the spot price of acetic anhydride. The score is +1 (generally favorable), as the price increase directly reflects a strengthening spot market, possibly driven by rising costs or downstream procurement. However, actual transactions are subject to negotiation, indicating limited price gains and not reaching a significant favorable level.