Core Viewpoint - A-shares showed mixed performance with the Shanghai Composite Index declining slightly while the ChiNext Index rose by 0.16%, indicating sector-specific movements in the market [1] Market Performance - The three major A-share indices opened with mixed results, with the Shanghai Composite Index briefly surpassing the 3500 mark before closing down 0.13% [1] - The Shenzhen Component Index also saw a slight decline of 0.06% [1] - The ChiNext Index, however, managed to close up by 0.16% [1] Sector Performance - The diversified financial sector led the gains, with companies like Yuexiu Capital and Nanhua Futures hitting the daily limit [1] - The Kimi concept stocks experienced a surge, with Fengshang Culture reaching a 20% limit up [1] - Engineering construction-related concepts continued to rise, with Sifang New Materials leading the sector [1] - Other sectors that saw gains included banking, interactive short dramas, ice and snow economy, millet economy, gaming, and liquor [1] - Conversely, sectors such as insurance, rare earth permanent magnets, shipbuilding, and organic silicon experienced declines [1] Trading Volume - The total trading volume in the Shanghai and Shenzhen markets reached 1.5 trillion yuan, an increase of approximately 50 billion yuan compared to the previous day [1] - There was a net outflow of approximately 45 billion yuan from the main funds [1]

证券代码：601117 股票简称：中国化学 公告编号：临 2025-028 中国化学工程股份有限公司 关于经营情况简报的公告 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。 1 业务类型 数量 合同金额 建筑工程承包 1162 1453.28 其 中 化学工程 978 1169.00 基础设施 170 265.56 环境治理 14 18.72 勘察设计监理咨询 667 11.80 实业及新材料销售 40.21 现代服务业 2.73 其他 0.23 合计 1829 1508.25 单位：亿元 币种：人民币 二、 按地区分布统计 单位：亿元 币种：人民币 | 地区 | 合同金额 | | --- | --- | | 境内 | 1310.24 | | 境外 | 198.01 | | 合计 | 1508.25 | 三、 重大合同列示 5 月，公司单笔合同额在人民币 5 亿元以上的重大合同主要 如下： 现将公司 2025 年 1—5 月主要经营情况公布如下，供各位投 资者参阅。 一、 按业务类型统计 | 序 号 | 单位名称 | ...

Group 1 - The "May Day" holiday has seen a surge in travel, with various construction sites also maintaining high activity levels as workers continue to push forward on major projects [1][3] - The Hangzhou-Ningbo Expressway Phase III project is a key part of Zhejiang's transportation development plan, with over 3,000 workers on-site during the holiday to ensure progress on critical construction milestones [3][7] - The construction of the bridge involves advanced techniques, including the use of stainless steel templates for smoother concrete surfaces, which reduces the risk of leakage and enhances the overall integrity of the bridge [5][7] Group 2 - The Ma'anshan Tunnel, a critical component of the Yuxun High-Speed Railway, successfully completed its construction after over 1,000 days of effort, marking a significant milestone in the project [8][9] - The tunnel, which spans 4,471 meters and features complex geological conditions, was constructed with a detailed plan to address safety and operational challenges [12][14] - The Chengdu-Chongqing high-speed rail project is also progressing, with nearly 5,000 workers active during the holiday, focusing on the construction of the Shuan'an Tunnel [14] Group 3 - In Shanxi Province, a specialized team known as "sweepers" is dedicated to ensuring the safety of scenic walkways by removing loose rocks from steep cliffs, thereby protecting both the landscape and visitor safety [15][19] - The team employs rigorous safety protocols and advanced monitoring systems to maintain a zero-accident record for tourists over the past three years [19]

证券代码：600248 证券简称：陕建股份 公告编号：2025-017 陕西建工集团股份有限公司 2025 年 1-3 月经营情况简报 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法律责任。 | | 陕西建工安装集团 | 山东港口日照港岚山港区30万吨 | | | --- | --- | --- | --- | | 7 | 有限公司 | 级原油码头三期配套罐区工程土 | 7.5 | | | | 建及设备安装工程 | | | 8 | 陕西建工第九建设 | 雁栖府一期EPC工程总承包 | 6.67 | | | 集团有限公司 | | | | 9 | 陕西建工集团股份 | 吴起250MW/750MWh构网型独立储 | 6.36 | | | 有限公司 | 能项目 | | | 10 | 陕西建工集团股份 | 吉尔吉斯斯坦STT道路重建项目四 | 5.71 | | | 有限公司 | 标段 | | | 11 | 陕西建工集团股份 | 中润盛和(方山)新能源科技有限 公司方山县积翠镇胡堡村分散式 | 5.28 | | | 有限公司 | | | | | ...