Group 1: Industry Performance - The chemical raw materials index increased by 0.40%, and the chemical machinery index rose by 1.28%, while the remaining five indices in the petroleum and chemical sectors declined [1] - The chemical pharmaceutical index decreased by 2.36%, and the pesticide and fertilizer index fell by 1.63% [1] - The petroleum processing index dropped by 0.20%, the petroleum extraction index remained stable, and the petroleum trade index decreased by 1.32% [1] Group 2: Commodity Prices - International crude oil prices saw a significant increase, with West Texas Intermediate crude oil futures settling at $65.72 per barrel, up 4.85% from September 19, and Brent crude oil futures at $70.13 per barrel, up 5.17% [1] - The top five rising petrochemical products included liquid chlorine up by 37.07%, paraquat mother liquid up by 6.25%, lithium battery electrolyte up by 5.71%, hydrogen peroxide up by 4.64%, and fluorite 97 wet powder up by 4.09% [1] - The top five declining petrochemical products included vitamin E down by 7.07%, sulfuric acid down by 6.54%, vitamin B6 down by 5.83%, methyl acrylate down by 5.59%, and dichloromethane down by 3.83% [1] Group 3: Capital Market Performance - The top five rising listed chemical companies were Lanfeng Biochemical up by 61.16%, Shuangwei New Materials up by 44.81%, Huarsoft Technology up by 31.83%, United Chemical up by 27.93%, and Asia-Pacific Industry up by 27.66% [2] - The top five declining listed chemical companies were Jinpu Titanium down by 23.15%, Hanwei Technology down by 18.80%, Sanwei Co. down by 14.29%, Hongda Co. down by 13.56%, and Bingyang Technology down by 11.93% [2]

Group 1: Industry Overview - The petroleum and chemical indices mostly rose last week, with the chemical raw materials index down by 0.98%, the chemical machinery index up by 0.83%, the chemical pharmaceuticals index up by 2.47%, and the pesticide and fertilizer index up by 0.71% [1] - In the petroleum sector, the petroleum processing index rose by 0.81%, the petroleum extraction index rose by 1.41%, while the petroleum trade index fell by 7.98% [1] - International crude oil prices experienced narrow fluctuations, with WTI settling at $60.79 per barrel, down 1.20% from May 23, and Brent settling at $63.90 per barrel, down 1.36% [1] Group 2: Market Performance - The top five performing listed chemical companies in the Shanghai and Shenzhen markets last week were Lianhua Technology up by 38.97%, Baismei up by 25.00%, Suqian Liansheng up by 16.80%, Qingdao Jinwang up by 18.23%, and Honghe Technology up by 17.09% [2] - The bottom five performing listed chemical companies were Guangju Energy down by 15.95%, Tianan New Materials down by 14.66%, Hongbaoli down by 13.10%, Annada down by 12.38%, and Heimao Co. down by 12.14% [2] Group 3: Product Price Changes - The top five rising petrochemical products included hydrochloric acid up by 35.42%, liquid chlorine up by 21.85%, glyphosate up by 6.15%, dichloromethane up by 4.36%, and paraquat up by 4.35% [1] - The top five declining petrochemical products included acrylic acid down by 9.74%, butadiene down by 9.60%, natural rubber down by 6.55%, styrene-butadiene rubber down by 6.13%, and aniline down by 5.95% [1]