December 29th News On December 29th, Zhenjiang Liancheng Chemical Industry Co., Ltd. has a phthalic anhydride production capacity of 120,000 tons. The phthalic anhydride plant is operating normally, with a quoted price of 5,700 yuan per ton, representing an increase of 100 yuan per ton. Chempricehub Analysis of Phthalic Anhydride Bull-Bear Score: 1.5 The article indicates that Zhenjiang Liancheng Chemical Industry Co., Ltd. has raised its phthalic anhydride price by 100 yuan per ton to 5,700 yuan per ton, with the plant operating normally. This suggests that strengthened demand or cost support is driving the spot price upward. The increase of approximately 1.75% reflects positive market signals, providing strong support for spot market bulls.