News on January 4th: On January 4th, 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 6,000 yuan per ton, representing an increase of 100 yuan per ton. Chempricehub's analysis of phthalic anhydride indicates a bullish-bearish score of +1. The article shows that the spot price of phthalic anhydride has risen by 100 yuan per ton to 6,000 yuan per ton, suggesting a tightening of market supply and demand or an increase in demand. Despite normal plant operations, the price increase reflects potential constraints on spot supply or strengthened cost support. This directly benefits spot prices and is expected to boost market confidence and trading activity in the short term. The score is +1 (generally bullish), as the increase is significant but not extreme, and subsequent changes in supply and demand should be monitored.