On December 20, Shijiazhuang Bailong Chemical Co., Ltd.'s quotation for maleic anhydride was 6400 yuan/ton. The specifications of the maleic anhydride include: grade: premium product; content of maleic anhydride: ≥99.5%; process: benzene oxidation method. The validity period of this quotation is 3 days. The provider of this quotation is Jinan Jinghao Chemical Co., Ltd.