【DT新材料】 获悉，在汽车管路、能源基建、燃气输送等关键领域，传统材料正面临严峻挑战：普通尼龙材料在高湿、盐雾环境下吸水膨胀、性能衰 减，导致管路开裂失效；金属管道难以抵御腐蚀，埋下爆裂隐患；而常规电缆护套在复杂环境中不堪白蚁啃噬与机械损伤..... 如今，这一困局正被国产 力量打破—— 万华化学推出的全产业链自主可控的尼龙12解决方案，为这些行业痛点提供了破局之钥 。 在"2025先进尼龙产业创新与应用开发大会"上， 万华化学集团高性能材料研究副经理 夏成志先生 分享了" 国产尼龙12材料高性能研究与创新应用 "。 夏成志先生指出，万华自2013年便立项攻关尼龙12，历经小试、工业化装置建设（2017年）、千吨级示范线落地（2019年），最终于2022年成功实现 年产2万吨的规模化生产。 以乙烯副产 丁二烯 为源头，打通了从原料到成品的全流程技术壁垒 ，真正实现高性能尼龙12的国产化自主可控。 夏成志先生用 "强、韧、软"三字精准概括其性能精髓 ： 万华化学尼龙12凭借独特的12碳长链结构，融合了刚性与柔性的双重优势：其 0.7%的超低吸 水率 （远低于普通尼龙）确保性能不受湿度干扰； 1.01 的接近水 ...

长华化学：股东拟询价转让1%公司股份 智通财经6月4日电，长华化学(301518.SZ)公告称，公司－厦门创丰昕辉投资管理合伙企业（有限合 伙）拟通过询价转让方式转让140万股，占公司总股本的1.00%，转让原因为自身资金需求。此次询价 转让不通过集中竞价交易或大宗交易方式进行，受让方通过询价转让受让的股份，在受让后6个月内不 得转让。 ...

Core Viewpoint - The company plans to change the purpose of repurchased shares from "sale" to "cancellation and corresponding reduction of registered capital" for 3,712,648 shares repurchased in 2022 [1] Summary by Sections Repurchase Share Adjustment - The company will adjust the purpose of 3,712,648 shares repurchased in 2022, moving from "sale" to "cancellation" [1] - After the cancellation, the total share capital will decrease from 238,483,650 shares to 234,771,002 shares [3] Background of the Repurchase - The repurchase was conducted under a plan approved by the board on June 4, 2025, with a total fund allocation of no more than RMB 180 million and a price cap of RMB 40 per share [1] - The company completed the repurchase of 6,097,484 shares by August 12, 2022, using a total of RMB 179,973,743.25 [3] Reasons for Adjustment - The adjustment aims to enhance investor confidence and is based on the company's assessment of market conditions and strategic planning [3][5] - The decision is made to protect investor interests and will not affect the company's debt repayment ability [5] Impact on Share Structure - Post-cancellation, the share structure will change, with limited circulation shares remaining at 6,190,000 (2.64% of total) and unrestricted circulation shares at 228,581,002 (97.36% of total) [4] - The total share capital will be adjusted to 234,771,002 shares [3][4] Decision-Making Process - The adjustment has been approved by the company's board and will be submitted for shareholder meeting approval [6]

Group 1 - The company announced that its subsidiary, Shandong Tianan Chemical Co., Ltd., has completed the construction of a 20,000 tons/year phosgene and phosgene chemical facility safety and environmental upgrade project, which has now entered the trial production phase [1] - Other production facilities of Tianan Chemical have resumed normal operations [1]

· 相当于500万块常规光伏板，彰显市场认可 · 将携聚氨酯复材边框以及新能源设备材料解决方案亮相SNEC光伏储能展 伴随太阳能行业的蓬勃发展，市场对高成本效益光伏组件创新方案的需求不断上升。在SNEC 2025国际太阳能光伏&储能展来临之际，作为聚氨酯复合材料组件边框的首创者，材料制造商科思创宣布：搭载其 创新聚氨酯复材边框技术的光伏组件累计出货量已突破3吉瓦，相当于约500万块常规光伏板在全球各地投入使用，铺设面积可覆盖1100多个标准足球场。这一成果彰显了市场对该创新技术的认可。 Desmoc @InpAeg 7 1 科思创即将携聚氨酯复材边框应用解决方案亮相2025 SNEC光伏储能展。© 科思创 作为仅次于电池片的光伏组件第二大成本构成，传统铝合金边框通常占组件总成本的10-15%。在当前光伏行业面临成本压力与铝价高启的背景下，聚氨酯复合材料边框展现出显著优势。应用创新的拜多®聚 氨酯复材的组件边框具有高强度、耐腐蚀、绝缘性能优异等特点，不仅能够有效提升光伏组件的性能和寿命，还能帮助光伏企业摆脱铝价波动的影响，实现降本增效。此外，拜多®聚氨酯复材"从摇篮到大 门"碳足迹与传统边框所使用的原生铝型材相 ...

基础化工 | 证券研究报告 — 行业周报 2025 年 6 月 4 日 强于大市 化工行业周报 20250602 国际油价、丙烯酸价格下跌，氯虫苯甲酰胺行业 产能受损 今年以来，行业受关税相关政策、原油价格大幅波动等因素影响较大，六月份建议关注：1、安 全监管政策、行业供给端变化等对农药及中间体行业的影响；2、上半年"抢出口"等因素带来 的部分公司业绩波动；3、自主可控日益关键背景下的电子材料公司；4、分红派息政策稳健的 能源企业等。 行业动态 风险提示 地缘政治因素变化引起油价大幅波动；全球经济形势出现变化。 相关研究报告 《化工行业周报 20250525》20250526 《化工行业 2025 年一季报综述》20250522 《化工行业周报 20250518》20250520 中银国际证券股份有限公司 具备证券投资咨询业务资格 (8621)20328550 yuanyuan.yu@bocichina.com 证券投资咨询业务证书编号：S1300517050002 证券分析师：范琦岩 qiyan.fan@bocichina.com 证券投资咨询业务证书编号：S1300525040001 本周（05.26-0 ...

交易咨询业务资格：证监许可【2012】1091号 2025-06-04甲醇早报 大越期货投资咨询部 金泽彬 从业资格证号：F3048432 投资咨询证号：Z0015557 联系方式：0575-85226759 重要提示：本报告非期货交易咨询业务项下服务，其中的观点和信息仅作参考之用，不构成对任何人的投 资建议。 我司不会因为关注、收到或阅读本报告内容而视相关人员为客户；市场有风险，投资需谨慎。 1、基本面：内地方面，前期下跌过程中贸易商和下游采购意愿较差，部分产区工厂处于累库状态，且煤制甲醇利润丰 厚下周初上游主动大幅让利刺激出货为主，看空后市情绪下，长协贸易商出货意愿强烈且有做空行为。而鲁北下游 MTBE开工维持低位，周内采购也有减少，下游也顺势压价，上半周销区同步走跌。但随着产销区甲醇价格跌破近一年 来最低点，底部空间下贸易商持货意愿增强以及部分补空单需求下，下半周内地甲醇行情逐止跌回稳。港口方面，亦是 呈现先跌后稳走势，上半周供需面表现偏弱下，期现货价格同步下行，基差亦有走弱，随着美国联邦法院暂停关税政策 的消息传出，期货盘面获得支撑，多空因素博弈下港口价格震荡为主；中性 2、基差：江苏甲醇现货价为22 ...

2025年5月29日，墨西哥经济部发布公告，就对华PET(聚对苯二甲酸乙二醇酯)反倾销调查做出最终裁 决。中银国际业务部主任、高级合伙人贾征律师作为主办律师，陈瑶律师、赵睿轩律师作为协办律师在 本案中代理万凯新材料股份有限公司和重庆万凯新材料科技有限公司参与应诉，并协助客户在最终裁决 中获得唯一的零税率，其他出口企业的税率为40美元每吨至260美元每吨。这是中国企业首次在墨西哥 对华反倾销调查中赢得零税率，具有十分重大的意义。 律师团队 中银律师贸易救济及WTO法律服务中心拥有一批理论成果丰硕、实践经验丰富、代理业绩优秀的律师 和会计师，业务领域涵盖反倾销、反补贴、保障措施、WTO谈判和争端解决、贸易壁垒调查、与贸易 有关的投资措施、服务贸易、海关法等。中银律师的服务贯穿反倾销事务的各个阶段，包括原案调查中 的应诉和申诉、各种行政复审、司法审查以及征税和退税方面的服务。中银贸易救济和WTO服务中心 的宗旨是：善用各国国内法和WTO规则，捍卫国家和企业的自由贸易权利，维护企业的正当权益，以 企业需求为己任，打造国际一流贸易救济和WTO法律服务品牌。 2024年1月29日，墨西哥经济部对华PET发起反倾销调查。2 ...

点击 最 下方 " 推荐"、"赞 "及" 分享 "，"关注"材料汇 添加 小编微信 ，遇见 志同道合 的你 正文 瓦克化学复盘启示：差异化竞争、发力新技术与全球化布局 德国瓦克化学成立距今逾百年历史，系全球硅基和乙烯/醋酸基材料领先企业，公司有机硅销售额常年居全球第2、可再生分散胶粉等聚合物系列产品以及半导体多 晶硅等材料销售额全球第1。本文详细复盘瓦克化学发展历程，总结出三方面竞争要素： ①差异化竞争 （有机硅和聚合物专注于高附加值/特种产品，以及光伏多晶 硅专注于美国特定市场）； 2）发力新技术 （发力高成长潜力的半导体多晶硅和生物技术赛道）； 3）全球化布局 （三线并举：延伸上游、开拓市场和技术并 购），有望为中国化工企业提供参考和借鉴。 差异化竞争：专注高附加值/特种产品或特定市场，稳固传统业务优势 有机硅和聚合物是公司核心业务，2024 年营收占比50%/26%（EBITDA 占比41%/32%）。2010s 以来中国为代表的全球低成本产能扩张冲击下，公司专注于特种有 机硅等高附加值产品稳固竞争优势。有机硅方面，公司产品牌号3000 余种，2023 年特种有机硅占有机硅销售额比重达85%；聚合物方面 ...

Core Insights - The report highlights a positive outlook for various sectors, with specific companies identified as key investment opportunities based on their performance and market conditions [5][11][15][19][23][27][31][35][39][44]. Company Summaries 招商银行 (China Merchants Bank, 600036) - The bank's Q1 2025 performance showed a decline in revenue and net profit, with operating income at 837.51 billion yuan, down 3.09% year-on-year, and net profit at 372.86 billion yuan, down 2.08% [11]. - The bank maintains a high dividend payout ratio, with a projected dividend of 2 yuan per share for 2024, resulting in a dividend yield of 4.60% based on the May 29 closing price [11]. - The bank's asset quality remains under pressure, particularly in retail loans, with a non-performing loan ratio of 0.94% [11]. 紫金矿业 (Zijin Mining, 601899) - The company reported significant growth in mineral production, achieving 1.07 million tons of copper and 73 tons of gold in 2024, with production costs decreasing [15]. - Zijin Mining's resource reserves are expanding, with successful exploration projects and acquisitions enhancing its market position [15]. - The company expects continued growth in copper and gold prices, supporting its revenue projections for 2025 [15]. 三美股份 (Sanmei Co., 603379) - The company experienced a substantial increase in revenue from its refrigerant products, with a 30.28% year-on-year growth in 2024 [19]. - The average selling price of refrigerants rose significantly, contributing to improved profitability [19]. - The company is well-positioned in the refrigerant market, with ongoing price increases expected in 2025 [19]. 青岛啤酒 (Qingdao Beer, 600600) - The company reported a revenue of 321.38 billion yuan in 2024, with a net profit of 43.45 billion yuan, showing signs of recovery in the beverage sector [23]. - The management is optimistic about demand recovery as the peak season approaches, supported by favorable government policies [23]. - EPS projections for 2025 are set at 3.52 yuan, with a "buy" rating maintained [23]. 恒瑞医药 (Hengrui Medicine, 600276) - The company achieved a 20.14% year-on-year growth in revenue for Q1 2025, driven by its innovative drug portfolio [27]. - Hengrui's focus on R&D has led to the development of multiple new drugs, enhancing its market competitiveness [27]. - EPS for 2025 is projected at 1.05 yuan, with a "buy" rating maintained [27]. 海大集团 (Haida Group, 002311) - The company reported a 9% increase in feed sales in 2024, with significant growth in international markets [31]. - Haida is actively pursuing international expansion, particularly in Southeast Asia and Africa, to enhance its market presence [31]. - EPS projections for 2025 are set at 3.01 yuan, with a "buy" rating maintained [31]. 华电国际 (China Huadian Corporation, 600027) - The company completed a significant asset restructuring, expected to enhance its operational scale and market share [35]. - Post-restructuring, the company anticipates a 25.07% increase in revenue and a 5.93% increase in net profit [35]. - EPS projections for 2025 are set at 0.64 yuan, with a "buy" rating maintained [35]. 胜宏科技 (Shenghong Technology, 300476) - The company reported a 35.31% increase in revenue for 2024, driven by strong demand in the PCB sector [39]. - Q1 2025 saw an 80.31% increase in revenue, with significant growth in high-value product orders [39]. - EPS projections for 2025 are set at 5.09 yuan, with a "buy" rating maintained [39]. 中国电信 (China Telecom, 601728) - The company reported a 3.1% year-on-year increase in revenue, with a focus on digital transformation and service innovation [44]. - The mobile user base continues to grow, contributing to stable revenue streams [44]. - EPS projections for 2025 are set at 0.39 yuan, with a "buy" rating maintained [44].