Zhong Guo Hua Gong Bao·2025-08-26 02:34Group 1: Chemical and Oil Industry Performance - The chemical index and oil index experienced an overall increase last week, with the chemical raw materials index rising by 3.29%, the chemical machinery index by 0.78%, the chemical pharmaceuticals index by 0.04%, and the pesticide and fertilizer index by 1.90% [1] - In the oil sector, the oil processing index increased by 4.14%, the oil extraction index by 0.70%, and the oil trading index by 2.97% [1] - International crude oil prices showed a strong performance, with WTI settling at $63.66 per barrel, up 1.37% from August 15, and Brent settling at $67.73 per barrel, up 2.85% [1] Group 2: Market Performance of Chemical Companies - The top five performing chemical companies included Zhenan Technology with a rise of 53.11%, Feilu Co. with 33.16%, Qide New Materials with 30.05%, Honghe Technology with 23.25%, and Jinmei B shares with 21.35% [2] - The five chemical companies with the largest declines were Shangwei New Materials down 13.12%, Weike Technology down 10.89%, Xinya Qiang down 10.59%, Zhongxin Fluorine Materials down 10.38%, and Jiuding New Materials down 9.15% [2] Group 3: Commodity Price Changes - The top five products with the highest price increases included Vitamin B1 up 12.82%, Vitamin D3 up 7.14%, Paraquat up 6.56%, industrial-grade lithium carbonate up 4.90%, and propane up 4.84% [1] - The five products with the largest price decreases were liquid chlorine down 48.51%, hydrochloric acid down 8.29%, butyl rubber down 7.79%, methyl acrylate down 7.33%, and butyl acrylate down 6.13% [1]