上周，国际原油价格偏强震荡。截至2026年1月2日，纽约商品交易所西得克萨斯轻质原油期货(WTI)主 力合约结算价格为57.32美元/桶，较2025年12月26日上升1.02%；洲际交易所布伦特原油期货(Brent)主力 合约结算价格为60.75美元/桶，较2025年12月26日上升0.18%。 从现货市场看，涨幅前五名的石化产品分别为工业级碳酸锂上涨22.37%、精对苯二甲酸上涨8.32%、对 二甲苯(CFR中国)上涨6.97%、涤纶FDY上涨5.04%、页岩油上涨4.98%；跌幅前五名的石化产品分别为 液氯下跌37.72%、液化天然气下跌6.69%、纯MDI下跌4.23%、硫黄下跌3.96%、维生素D3下跌3.85%。 中化新网讯上周(2025年12月29日至31日)，仅有3个交易日，期间石油与化工指数中化工指数全部下 跌，石油指数全部上涨。 化工板块方面，化工原料指数累计下跌0.65%、化工机械指数累计下跌2.97%、化学制药指数累计下跌 2.19%、农药化肥指数累计下跌0.73%；石油板块方面，石油加工指数累计上涨6.19%、石油开采指数累 计上涨4.93%、石油贸易指数累计上涨2.66%。 从资本市 ...

Group 1: Chemical Sector Performance - The chemical raw materials index increased by 1.62%, while the chemical machinery index decreased by 0.96%, the chemical pharmaceuticals index fell by 1.69%, and the pesticide and fertilizer index rose by 4.21% [1] - The top five rising petrochemical products included folic acid up by 20%, battery-grade lithium carbonate up by 11.08%, nitric acid up by 10.43%, sulfur up by 9.95%, and petroleum coke up by 7.23% [1] - The top five declining petrochemical products were liquid chlorine down by 34%, butadiene down by 7.69%, 2,4-D down by 6.09%, trichloroethylene down by 6.00%, and SBS down by 5.90% [1] Group 2: Oil Sector Performance - The oil processing index rose by 1.39%, while the oil extraction index fell by 0.22%, and the oil trading index increased by 3.44% [1] - International crude oil prices continued to decline, with West Texas Intermediate crude oil futures settling at $56.66 per barrel, down 1.36% from December 12, and Brent crude oil futures settling at $60.47 per barrel, down 1.06% from December 12 [1] Group 3: Capital Market Performance of Listed Chemical Companies - The top five rising listed chemical companies included Sulihua Co., Ltd. up by 30.69%, Xinri Hengli up by 27.48%, Reborn Technology up by 23.25%, Ruihua Tai up by 20.93%, and Shenjian Co., Ltd. up by 20.50% [2] - The top five declining listed chemical companies were Huarong Chemical down by 20.01%, Enjie Co., Ltd. down by 18.36%, Weike Technology down by 13.15%, Jinbantai down by 12.83%, and Xingye Co., Ltd. down by 12.63% [2]

Group 1: Industry Performance - The petrochemical index saw an overall increase, with six indices rising and only the chemical machinery index declining by 4.02% [1] - The chemical raw materials index rose by 3.44%, the pharmaceutical index increased by 3.09%, and the pesticide and fertilizer index went up by 3.18% [1] - In the oil sector, the oil processing index increased by 1.84%, the oil extraction index rose by 1.42%, and the oil trading index surged by 7.39% [1] Group 2: Commodity Prices - International crude oil prices experienced slight upward fluctuations, with WTI settling at $60.09 per barrel, up 0.57% from November 7, and Brent at $64.39 per barrel, up 1.19% [1] - The top five petrochemical products with the highest price increases included DMC (up 18.18%), natural rubber (up 13.22%), D4 (up 13.04%), 107 glue (up 12.71%), and methyl acrylate (up 8.03%) [1] - The five petrochemical products with the largest price declines were isooctyl acrylate (down 7.69%), 2,4-dichlorophenoxyacetic acid (down 4.29%), dichloromethane (down 3.64%), diethylene glycol (down 3.53%), and vitamin D3 (down 3.33%) [1] Group 3: Capital Market Performance - The top five listed chemical companies with the highest stock price increases were Shida Shenghua (up 43.44%), Yongtai Technology (up 33.89%), Aoke Shares (up 23.36%), Taihe Technology (up 23.59%), and Kaisheng New Materials (up 23.03%) [2] - The five listed chemical companies with the largest stock price declines included Xiangyuan New Materials (down 15.42%), Xinhang New Materials (down 14.15%), Dongcai Technology (down 13.52%), Kaili New Materials (down 12.60%), and Asia-Pacific Industry (down 11.16%) [2]