Chempricehub, June 22nd report: On June 22nd, the maleic anhydride market in Shandong experienced a significant downturn. The ex-factory price for solid maleic anhydride was in the range of 6,500–7,000 CNY/ton, while the ex-factory price for liquid maleic anhydride was around 6,600–6,700 CNY/ton. Major producers saw a sharp decline in their ex-factory prices.