Group 1: Industry Performance - The chemical sector indices showed positive performance with the chemical raw materials index rising by 3.25%, chemical machinery index increasing by 5.98%, pharmaceutical index up by 3.18%, and pesticide and fertilizer index climbing by 2.44% [1] - In contrast, the oil sector indices experienced declines, with the oil processing index down by 1.86% and the oil extraction index decreasing by 2.50%, while the oil trading index rose by 3.37% [1] Group 2: Commodity Prices - International crude oil prices experienced slight declines, with WTI settling at $58.55 per barrel, down 0.17% from November 21, and Brent settling at $63.20 per barrel, down 0.22% [1] - The top five rising petrochemical products included liquid chlorine up by 11.11%, octanol up by 7.85%, propane up by 6.57%, lithium battery electrolyte up by 6.48%, and recycled polyamide up by 5.61% [1] - The top five declining petrochemical products were polytetrafluoroethylene dispersion emulsion down by 7.41%, diethylene glycol down by 6.85%, tetrachloroethylene down by 6.19%, propylene oxide down by 4.77%, and butadiene down by 4.54% [1] Group 3: Capital Market Performance - The top five gaining listed chemical companies included Xinjinlu up by 41.04%, Daoming Optics up by 30.26%, Yuanli Technology up by 25.44%, Longpan Technology up by 23.77%, and Songjing Co. up by 19.91% [2] - The top five declining listed chemical companies were Guofeng Plastics down by 12.10%, Beihua Co. down by 11.59%, Tongcheng New Materials down by 7.60%, Xingye Co. down by 7.23%, and Tongyi Co. down by 6.88% [2]

Group 1: Market Indices - The chemical sector indices experienced significant declines, with the chemical raw materials index down 8.61%, chemical machinery index down 7.11%, pharmaceutical index down 6.63%, and pesticide and fertilizer index down 5.94% [1] - In contrast, the oil sector indices showed mixed results, with the oil processing index up 1.4% and the oil extraction index up 0.67%, while the oil trade index fell by 4.96% [1] Group 2: Oil Prices - The sentiment in the crude oil market turned bearish due to the Trump administration urging Ukraine and Russia to reach a peace agreement, alongside a strengthening US dollar, leading to a decline in oil prices [1] - As of November 21, the settlement price for West Texas Intermediate (WTI) crude oil futures was $58.06 per barrel, down 3.38% from November 14, while Brent crude oil futures settled at $62.56 per barrel, down 2.84% [1] Group 3: Chemical Products - The top five rising petrochemical products included industrial-grade lithium carbonate up 13.67%, dimethyl carbonate up 12.32%, lithium battery electrolyte up 8%, sulfur up 7.54%, and folic acid up 6.25% [2] - Conversely, the top five declining petrochemical products were liquid chlorine down 6.25%, diethylene glycol down 5.35%, isooctyl acrylate down 5.13%, PVC by ethylene method down 3.49%, and tetrachloroethylene down 3.49% [2] Group 4: Stock Performance - In the capital market, the top five gaining listed chemical companies were Guofeng Plastics up 33.33%, Huarong Chemical up 27.82%, Tongyi Co. up 16.51%, Chenguang New Materials up 16.37%, and Tongcheng New Materials up 14.75% [2] - The top five declining listed chemical companies included Annada down 26.13%, Taihe Technology down 25.64%, Jiaao Enpro down 25.62%, Jianye Co. down 24.85%, and Sanfangxiang down 23.33% [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]

Group 1: Chemical Sector Performance - The chemical raw materials index increased by 3.15%, while the chemical machinery index decreased by 0.71%. The pharmaceutical index rose by 2.38%, and the pesticide and fertilizer index saw a significant increase of 5.83% [1] - In the oil sector, the oil processing index rose by 2.59%, the oil extraction index increased by 7.68%, and the oil trading index saw a rise of 7.1% [1] Group 2: Oil Price Trends - International crude oil prices experienced a slight decline, with the West Texas Intermediate crude oil futures settling at $60.98 per barrel, down 0.85% from October 24. The Brent crude oil futures settled at $65.07 per barrel, down 1.32% [1] Group 3: Petrochemical Product Price Changes - The top five petrochemical products with the highest price increases included lithium battery electrolyte, which rose by 18.42%, liquid chlorine up by 12.78%, vitamin E increased by 8.7%, sulfur up by 6.04%, and paraquat 42% mother liquor up by 5.38%. The products with the largest price declines included butadiene down by 10.35%, acetic acid down by 8.36%, coal tar down by 4.94%, diglycol down by 4.53%, and isooctyl acrylate down by 4.32% [1] Group 4: Stock Market Performance of Chemical Companies - The top five chemical companies in the stock market with the highest price increases were Pioneer Materials up by 43.49%, Zhenhua Shares up by 34.3%, Duofluor up by 33.15%, Yashi Chuangneng up by 31.72%, and Dongfang Tieta up by 23.43%. The companies with the largest price declines included Shilong Industrial down by 21.91%, Nongxin Technology down by 13.04%, Zhengdan Shares down by 10.58%, Shuiyang Shares down by 10.32%, and Lanfeng Biochemical down by 9.4% [2]

2025 年第三季度主要经营数据公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内容的真实性、准确性和完整性承担个别及连带责任。 根据上海证券交易所《关于做好上市公司2025年第三季度报告披露工作的通 知》和《上海证券交易所上市公司自律监管指引第3号--行业信息披露：第十三 号—化工》的要求，永悦科技股份有限公司（以下简称"公司"）2025年第三季 度主要经营数据披露如下： 证券代码：603879 证券简称：永悦科技 公告编号：2025-040 永悦科技股份有限公司 | | 类别 | 2025 | 年 1-9 | 月平均 | 2024 | 年 1-9 | 月平均 | 变动幅度 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | | | 售价（元/吨） | | | 售价（元/吨） | | | | | 工艺品树脂 | | 7,278.33 | | | 7,985.72 | | -8.86% | | UPR | 玻璃钢及其他树脂 | | 6,818.95 | | | 7,575.57 | | -9. ...

本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内容的真实性、准确性和完整性承担个别及连带责任。 根据上海证券交易所《关于做好上市公司2025年第一季度报告披露工作的通 知》和《上海证券交易所上市公司自律监管指引第3号--行业信息披露：第十三 号—化工》的要求，永悦科技股份有限公司（以下简称"公司"）2025年第一季 度主要经营数据披露如下： 一、主要产品的产量、销售及收入情况 证券代码：603879 证券简称：ST 永悦 公告编号：2025-023 永悦科技股份有限公司 2025 年第一季度主要经营数据公告 以上经营数据信息来源于公司报告期内财务数据，且未经审计，仅为投资者 及时了解公司生产经营概况之用，敬请广大投资者理性投资，注意投资风险。 特此公告。 永悦科技股份有限公司董事会 2025 年 4 月 29 日 2025年1-3月公司营业收入为60,839,746.91元，其中化学制品制造业主营业务 收入为60,710,855.51元，智能无人飞行器制造业主营业务收入为89,380.53元，其 他业务收入为39,510.87元。化学制品制造业主营业务收入产销情况如下 ...