December 29th News: On December 29th, Shijiazhuang Bailong Chemical Co., Ltd. has a phthalic anhydride capacity of 80,000 tons. The phthalic anhydride plant is operating normally, with low inventory, primarily for self-use. The quoted price for phthalic anhydride is 5,900 yuan/ton, an increase of 250 yuan/ton. Chempricehub analysis of phthalic anhydride, long-short score: 1.5. The normal operation of the phthalic anhydride plant, low inventory, and primary self-use indicate tight supply and stable demand. The price increase of 250 yuan/ton to 5,900 yuan/ton directly reflects a shortage in the spot market, driving a significant upward trend in prices, which is favorable for the spot market.