On January 7, the maleic anhydride market in Jiangsu region experienced a slight increase. The ex-factory price for solid maleic anhydride was around 4,950 yuan per ton, while the ex-factory price for liquid maleic anhydride was approximately 4,910 yuan per ton. The auction transaction price in East China rose slightly by 10 yuan per ton. The market for liquid maleic anhydride in surrounding areas remained generally stable, with new orders primarily driven by essential demand.