News on April 7th: On April 7th, Zhenjiang Liancheng Chemical Industry Co., Ltd., with a phthalic anhydride production capacity of 120,000 tons, reported normal operation of its phthalic anhydride plant. The quoted price for phthalic anhydride is 9,600 yuan per ton, representing an increase of 200 yuan per ton. Chempricehub's analysis of phthalic anhydride indicates a bullish-bearish score of +1.5. The article reports that the spot price of phthalic anhydride has risen by 200 yuan per ton to 9,600 yuan per ton. Normal plant operation suggests stable supply, but the price increase reflects stronger demand or a tighter market, which constitutes a significant positive factor for spot prices. The score of +1.5 falls between a general positive and a major positive, as the price increase is clear and there are no negative factors.