中化新网讯 近日，山东省工信厅公布2025年度山东省特色产业集群认定名单。其中，7个产业集群为化 工产业链相关集群。这7大产业集群在产业规模、技术创新、绿色发展和产业链协同方面展现出强劲竞 争力。 平原县高效复合肥产业集群以恩宝生物、信谊制药为链主，打造千万吨级复合肥产业链，其中海藻酸功 能肥国内市场占有率达80%。集群整合联化科技（002250）锂电新材料、恒东生物绿色农药等领域，形 成"化肥+农药+新材料"多元化布局。 阳谷县化工新材料产业集群以橡胶助剂、芯片封装材料、PE、PVC系列供水排水管等产品为主，市场 占有率不断提高。 曹县橡胶及助剂特色产业集群现有轮胎制造、助剂企业、橡胶医疗防护用品等企业17家，2024年实现产 值达107亿元，就业人数7086人，现有2家国家级制造业单项冠军企业，1家专精特新"小巨人"企业。 龙口市高端化工集群相关负责人表示，该集群以裕龙石化、道恩集团为龙头，聚焦改性塑料、溴系阻燃 剂、高端颜料等高附加值产品。依托裕龙岛炼化一体化项目，集群构建聚烯烃、工程塑料等产业链，并 联动新材料科技产业园，发展高端复合树脂、特种橡胶等产业。 济宁市兖州区高端橡胶制品产业集群通过"橡胶+ ...

证 券 研 究 报 告 春立医疗（688236）2025 年一季报点评 推荐（维持） [ReportFinancialIndex] 主要财务指标 | | 2024A | 2025E | 2026E | 2027E | | --- | --- | --- | --- | --- | | 营业总收入(百万) | 806 | 1,051 | 1,318 | 1,604 | | 同比增速(%) | -33.3% | 30.5% | 25.4% | 21.7% | | 归母净利润(百万) | 125 | 219 | 279 | 348 | | 同比增速(%) | -55.0% | 74.5% | 27.9% | 24.9% | | 每股盈利(元) | 0.33 | 0.57 | 0.73 | 0.91 | | 市盈率(倍) | 47 | 27 | 21 | 17 | | 市净率(倍) | 2.1 | 2.0 | 1.9 | 1.8 | 资料来源：公司公告，华创证券预测 注：股价为 2025 年 5 月 16 日收盘价 公司研究 医疗器械 2025 年 05 月 18 日 当前价：15.15 元 集采影响逐渐出清，持续拓 ...

Group 1 - The State Intellectual Property Office of China shows that China National Petroleum Corporation (CNPC) and China Petroleum Group Engineering Materials Research Institute have applied for a patent titled "A Composite Resin and Its Preparation Method and Application," with publication number CN119978705A, and the application date is November 2023 [1] - The patent abstract indicates that the composite resin consists of 30%-50% epoxy resin, 10%-30% curing agent, 0.1%-5% aerogel silica, 3%-8% silane coupling agent, 5%-15% toughening agent, 3%-10% styrene-maleic anhydride copolymer, 3%-15% nano solid lubricant, 2%-10% nano magnetic particles, and 10%-40% diluent, which provides good sealing performance, high-temperature resistance, and strong adhesion, meeting the requirements for sealing, lubrication, and service life of the inner surface of downhole pipe columns [1] - CNPC was established in 1990 and is primarily engaged in gas production and supply, with a registered capital of 48.69 billion RMB, having invested in 106 companies and participated in 5,000 bidding projects, holding 1,443 trademark records and 5,000 patent records, along with 28 administrative licenses [1] Group 2 - China Petroleum Group Engineering Materials Research Institute was established in 2021 and focuses on research and experimental development, with a registered capital of 679.11 million RMB, having invested in 4 companies and participated in 1,183 bidding projects, holding 15 trademark records and 554 patent records, along with 16 administrative licenses [2]