Zhong Guo Hua Gong Bao·2025-12-30 06:24Group 1: Industry Performance - The majority of indices in the petroleum and chemical sectors increased last week, with only the petroleum trade index declining [1] - The chemical raw materials index rose by 5.09%, the chemical machinery index by 5.46%, the chemical pharmaceuticals index by 0.14%, and the pesticide and fertilizer index by 3.86% [1] - In the petroleum sector, the petroleum processing index increased by 0.87%, and the petroleum extraction index by 1.96%, while the petroleum trade index fell by 1.60% [1] Group 2: Commodity Prices - International crude oil prices showed a strong performance, with WTI settling at $56.74 per barrel, up 0.14% from December 19, and Brent at $60.64 per barrel, up 0.28% [1] - The top five petrochemical products with price increases included battery-grade lithium carbonate up 15.29%, purified terephthalic acid up 8.32%, paraxylene (CFR China) up 7.26%, polyester FDY up 5.04%, and shale oil up 4.98% [1] - The top five petrochemical products with price declines included liquid chlorine down 37.72%, liquefied natural gas down 6.69%, pure MDI down 4.23%, sulfur down 3.96%, and vitamin D3 down 3.85% [1] Group 3: Capital Market Performance - The top five listed chemical companies with the highest stock price increases were Shenjian Co. up 61.20%, Jiuding New Materials up 48.75%, Jinlitai up 33.12%, Zaiseng Technology up 28.39%, and Dongcai Technology up 28.34% [2] - The top five listed chemical companies with the largest stock price declines were Bohai Chemical down 28.32%, Suli Co. down 13.71%, Tiantie Co. down 13.06%, Bofei Electric down 11.76%, and Kesi Co. down 10.22% [2]