新京报讯 据"西藏发布"微信公众号消息，5月11日，我国在建海拔最高双曲拱坝电站——华电叶巴滩水 电站大坝成功取出一根长度38.10米的混凝土芯样，打破了国内外同类坝型大坝取芯纪录，创造世界新 纪录。 叶巴滩水电站场址所在地昼夜温差明显，极端气温条件下，会出现最高温度达37.1℃，最低温度达零下 23.5℃的状况，这种气候条件下，混凝土容易产生温度裂缝。项目团队联合院士专家、高校开展科研攻 关，通过开发智能浇筑、智能温控、智能灌浆等数字管理平台，应用"全坝中热水泥混凝土施工温控技 术""特高拱坝大体积混凝土质量控制技术""冬季浇筑保温综合蓄热法"等技术，并通过优化施工组织实 现转仓无缝衔接，在国内高海拔寒冷地区首次实现大坝混凝土全年连续浇筑。 据悉，叶巴滩水电站位于西藏自治区贡觉县与四川省白玉县交界的金沙江上游干流上，海拔近3000米， 总装机容量224万千瓦，最大坝高217米，混凝土浇筑总量达251万立方米，是国家"十四五"规划的重大 工程、"西电东送"接续基地和西南水电基地建设的重大工程，也是金沙江上游川藏段装机规模最大电 站，首批机组预计将于今年底投产发电。电站全面建成后，多年平均发电量达102.05亿 ...

Group 1: Supply and Demand Dynamics - Two categories of industries are highlighted: "supply clearing" industries with significant inventory and capacity reduction, and "strong expansion" industries with high revenue growth and capacity expansion [2][15]. - Industries exhibiting "supply clearing" characteristics include plastics, general equipment, gaming, agriculture, small metals, optical electronics, and communication services [2][15]. - Industries showing "strong expansion" characteristics include other electronics, leisure food, motorcycles, precious metals, and shipping ports [2][17]. Group 2: Export Chain Analysis - Industries with high overseas revenue ratios are expected to maintain independent growth despite domestic demand pressures, including other home appliances, consumer electronics, shipping ports, small appliances, and engineering machinery [3][20]. - The report notes that industries with high revenue from the U.S. face uncertainties until U.S.-China trade relations improve, with potential valuation recovery for sectors like entertainment products, textile manufacturing, and lighting equipment if tariff issues ease [3][23]. Group 3: High Dividend Yield Industries - High dividend yield industries identified include coal mining, oil and gas extraction, refining and trading, shipping ports, and white goods [4][26]. - Notably, the dividend yield for transportation and consumer sectors has significantly increased compared to the previous year, particularly in shipping ports, logistics, and white goods [4][26]. Group 4: Market Performance and Strategy - The A-share market shows resilience, with a net outflow of ETFs indicating reduced support from protective funds, yet the market remains stable with transaction volumes exceeding 1 trillion [5][29]. - The report suggests a cautious approach to position management due to ongoing uncertainties, with a focus on potential support levels for the index [5][29]. - A balanced allocation strategy is recommended to navigate uncertainties, with a renewed interest in technology sectors, particularly in AI, and a shift towards high-growth industries such as feed, motorcycles, and plastics [5][30].

全国已有700座在国家能源局注册备案！ 大坝数量和整体安全形势不断迈上新台阶 5月8日，随着金沙江上游巴塘水电站大坝完成备案，我国在国家能源局注册（含备案）的运行水电站大坝数量达到700座，总装机规模突破3.34亿千瓦， 总库容超5191亿立方米，分别占到全国水电总装机容量的76%，全国水库总库容的52%。 电力行业的水电站大坝多是高坝大库，是直接关系人民群众生命财产安全、能源安全、流域生态安全和经济社会发展大局的"国之重器"。近年来，面对全 球气候变化加剧、极端天气频发、地质灾害多发等新挑战，在国家能源局党组的坚强领导下，大坝中心与国家能源局各派出机构、地方能源主管部门、电 力企业齐抓共管，水电站大坝注册登记、定期检查、隐患治理、监测监控、应急管理、信息化建设、科技研发、法规与标准化建设等各项工作稳中有进。 抓实管理，大坝运维水平整体提升。近年来，国家能源局先后开展水电站和小散远发电企业安全风险隐患排查整治专项行动、水电站大坝安全提升专项行 动和能源电力领域安全生产治本攻坚三年行动，围绕规模小、分布散、地处偏远、基础薄弱的管理服务对象和输水发电系统、泄洪消能设施等小切口，提 供横向到边、纵向到底的下沉式、穿 ...

Group 1 - Public funds are preparing for the second half of the year, with a significant increase in attention towards dividend assets, which are viewed as stable components in investment portfolios [1][2] - The average returns of active equity funds have shown recovery, with ordinary stock funds and mixed equity funds returning 2.13% and 2.28% respectively year-to-date as of April 30, and a one-year return of 6.95% [1] - The price-performance ratio of dividend assets, such as the CSI Dividend Index, is at the 99th percentile of the past decade, indicating that these assets are currently among the most cost-effective options [2] Group 2 - Certain low-volatility sectors with high dividend yields, such as banking, ports, hydropower, and logistics, are expected to perform steadily due to stable earnings and favorable dividend sustainability [3] - The Hong Kong stock market shows a valuation advantage for high-dividend stocks, supported by a conducive market environment for their performance [3] - Regulatory policies enhancing dividend oversight, combined with a low-interest-rate environment, are likely to accelerate the entry of long-term capital into the market, maintaining the investment value of Hong Kong dividend stocks [3]

Core Viewpoint - The Yebatan Hydropower Station, located in the upper reaches of the Jinsha River, has successfully extracted a concrete core sample measuring 38.10 meters, setting a record for similar dam types in China [1][2]. Group 1: Project Overview - The Yebatan Hydropower Station has a total installed capacity of 2.24 million kilowatts and is being developed by China Huadian Corporation [2]. - The dam has a maximum height of 217 meters, making it the highest hyperbolic arch dam under construction in China [2]. - The project is part of the national "14th Five-Year Plan" and serves as a significant project for the "West-East Power Transmission" initiative [6]. Group 2: Construction and Quality Control - The core sample extraction was part of a random sampling process during the dam's construction, spanning 13 pouring units and 12 horizontal construction seams [2]. - The extracted core sample was found to be complete, smooth, and dense, indicating excellent inter-layer bonding and uniform aggregate distribution [2][4]. - Advanced technologies such as intelligent pouring, temperature control, and quality control techniques were employed to mitigate the risk of cracking due to significant temperature fluctuations at the site [4]. Group 3: Environmental Impact and Energy Production - Once fully operational, the Yebatan Hydropower Station is expected to generate an average annual electricity output of 10.205 billion kilowatt-hours [6]. - The project is projected to save 3.99 million tons of standard coal annually and reduce carbon dioxide emissions by 7.37 million tons [6].

Group 1 - The launch of the "Cloud Hydropower" mobile application marks a new stage in the digital service of hydropower management for the State Energy Group, enabling full-scenario intelligent control [1][2] - The platform integrates multi-terminal functionality, creating a comprehensive management system for the entire lifecycle of hydropower operations, allowing real-time monitoring of production data across different locations [1] - Key features include the "Operation Map" for in-depth operational analysis of critical metrics like power generation and water utilization rate, and the "Video Cloud" for remote monitoring of connected hydropower stations [1][2] Group 2 - The mobile application provides a comprehensive digital solution that enhances safety production awareness, disaster warning analysis, and decision-making support, significantly improving user service convenience [2] - Future updates to the platform will introduce additional features such as meteorological water conditions, dam disaster management, equipment management, intelligent reporting, and maintenance operations, further enhancing the digital ecosystem of hydropower [2]

Group 1 - The core viewpoint of the news highlights the strong performance and increasing popularity of the 300 Dividend Low Volatility ETF, with significant trading volume and net inflows indicating investor confidence [1] - As of May 8, the average daily trading volume of the 300 Dividend Low Volatility ETF over the past week reached 115 million yuan, with a total trading volume of 17.2858 million yuan on a single day [1] - The latest scale of the 300 Dividend Low Volatility ETF has reached 5.497 billion yuan, marking a one-year high, with the latest share count at 4.015 billion shares, also a one-year high [1] Group 2 - The net inflow of funds into the 300 Dividend Low Volatility ETF was 52.0532 million yuan, with six out of the last seven trading days showing net inflows totaling 85.8945 million yuan [1] - The top ten weighted stocks in the CSI 300 Dividend Low Volatility Index as of April 30, 2025, include major companies such as China Shenhua, Gree Electric, and Sinopec, accounting for a total of 37.43% of the index [1] - A report from Huatai Securities indicates that recent financial policies aimed at stabilizing the market and improving expectations, along with positive developments in Sino-US trade relations, are likely to support the risk appetite of market participants [1] Group 3 - The report suggests that mid-term investments should focus on large-cap stocks, particularly in sectors like technology and consumer goods, which are expected to benefit from policy support [1] - For investors without stock accounts, there is an opportunity to invest in the corresponding CSI 300 Dividend Low Volatility ETF linked fund (007606) [2]

Investment Highlights - OPEC+ has announced an unexpected increase in production, raising the May output increase from 135,000 barrels per day to 411,000 barrels per day, with a cumulative increase approaching 1 million barrels per day [2][10] - The continuous increase in production is primarily from Middle Eastern countries, which will boost VLCC demand, benefiting the VLCC market in the future [11][10] - The recent adjustments in monetary policy, including a reduction in the housing provident fund loan rate, are expected to stabilize the real estate market and stimulate potential home-buying demand [13][15] Transportation Industry - The ongoing OPEC+ production increase is expected to pressure international oil prices, which may affect non-OPEC production capacity growth [11][10] - The demand for VLCC is anticipated to increase significantly if OPEC+ fully restores its voluntary production cuts by October 2025 [11][10] Real Estate Sector - The recent reduction in the deposit reserve ratio and policy interest rates is aimed at stabilizing the real estate market, with expectations of lower housing costs for residents [14][15] - The government emphasizes the importance of stabilizing both the real estate and stock markets to enhance social expectations and facilitate domestic demand circulation [15][16] New Consumption Sector - The company Lao Pu Gold plans to issue new shares to raise approximately HKD 2.7 billion, primarily to expand and optimize its store network [17][18] - The funds will be used to enhance existing stores and support inventory for peak sales seasons, capitalizing on the rising gold prices [18] Electronics Sector - Transsion Holdings reported a revenue of CNY 68.715 billion in 2024, with a slight increase in net profit, indicating a recovery in mobile phone demand in emerging markets [20][21] - The company is leveraging AI technology to build a comprehensive AIoT ecosystem, enhancing its product offerings and market presence [22][23] Public Utilities and Environmental Protection - Changjiang Electric reported a net profit of CNY 32.496 billion in 2024, with a significant increase in profit in Q1 2025, driven by improved hydropower generation [25][26] - The company is expected to maintain a strong dividend payout ratio, reflecting its stable cash flow and investment value in the hydropower sector [27][29] Construction Materials Sector - Dongfang Yuhong's revenue decreased by 16.7% in Q1 2025, indicating ongoing pressure from market demand and increased competition [31][32] - The company is undergoing a transformation to adapt to market changes, focusing on retail and diversifying its product offerings [32][33] Metals and New Materials - Xiamen Tungsten's revenue decreased by 10.7% in 2024, but net profit increased, indicating a mixed performance across its business segments [34][35] - The company is expected to benefit from rising tungsten prices and improvements in its rare earth and energy materials segments [37] Aviation Leasing Sector - Bohai Leasing reported a 99.8% increase in revenue in Q1 2025, driven by strong growth in its aircraft sales and leasing business [39]

Investment Rating - The investment rating for the company is "Buy" and is maintained [7]. Core Views - The company is expected to achieve a net profit attributable to shareholders of 32.496 billion yuan in 2024, representing a year-on-year growth of 19.28%. The proposed cash dividend per share is 0.943 yuan (including tax), which accounts for 71% of the net profit attributable to shareholders, resulting in a dividend yield of 3.20% based on the closing price on April 29 [2][6]. - In the first quarter of 2025, the company achieved a net profit attributable to shareholders of 5.181 billion yuan, a year-on-year increase of 30.56%, driven by strong growth in electricity generation and continuous cost optimization [2][6]. Summary by Sections Financial Performance - In 2024, the company reported total revenue of 84.492 billion yuan, an increase of 8.12% year-on-year, and a total power generation of approximately 295.904 billion kWh, up 7.11% year-on-year. The average on-grid electricity price for the year was 285.52 yuan per MWh, an increase of 4.24 yuan per MWh compared to the previous year [6][10]. - The company’s gross profit margin for 2024 reached 59.13%, an increase of 1.31 percentage points year-on-year, while financial expenses decreased by 11.38% to 11.131 billion yuan [10][14]. - For the first quarter of 2025, the company achieved revenue of 17.015 billion yuan, a year-on-year increase of 8.68%, with a gross profit margin of 52.98%, up 4.86 percentage points year-on-year [10][14]. Water Supply and Generation Capacity - The water supply conditions improved significantly, with the total water supply from the Wudongde Reservoir in 2024 being approximately 1,123.69 million cubic meters, a year-on-year increase of 9.19%, and from the Three Gorges Reservoir at approximately 3,740.95 million cubic meters, also up 9.11% year-on-year [10][14]. - In the first quarter of 2025, the total water supply from the Wudongde Reservoir was approximately 167.05 million cubic meters, a year-on-year increase of 12.50%, contributing to a power generation of 57.679 billion kWh, up 9.35% year-on-year [10][14]. Future Earnings Projections - The company’s projected earnings per share (EPS) for 2025, 2026, and 2027 are 1.36 yuan, 1.46 yuan, and 1.47 yuan, respectively, with corresponding price-to-earnings (PE) ratios of 21.59, 20.20, and 20.01 [10][14].

Summary of Conference Call Records Industry and Company Involved - **Industry**: Civil Aviation - **Company**: Spring Airlines (春秋航空) Key Points and Arguments 1. **Profit Recovery**: The company has shown a recovery in single aircraft profit margins, with figures reaching 19.05 million in 2023 and 18.18 million in 2024, approaching the pre-pandemic level of approximately 20 million in 2019, which was significantly higher than comparable companies in the industry [1][2][3] 2. **Revenue and Profit Performance**: In Q1 2025, the company reported revenue of 5.317 billion, a year-on-year increase of 2.88%, while net profit was 677 million, reflecting a year-on-year decrease of 16.39% [2][3] 3. **Future Profit Potential**: The company anticipates that with the upward trend in the industry and continuous efficiency improvements from its low-cost model, single aircraft profit margins are expected to surpass the 2019 levels in the future [2][3] 4. **Shareholder Returns**: The company has committed to a dividend policy for 2024-2026, ensuring that at least 30% of profits will be distributed to shareholders. For 2024, the total cash dividend is projected to be 798 million (including tax), with a share buyback amounting to 66.86 million, totaling 864 million, which represents 38.03% of the net profit attributable to the parent company for 2024 [2][3] Other Important but Possibly Overlooked Content 1. **Comparison with Peers**: The company’s single aircraft profit levels are highlighted as being superior to those of its peers, indicating a competitive advantage in the market [1][2] 2. **Market Outlook**: The overall industry outlook is positive, suggesting a recovery trajectory that could benefit the company significantly [1][2] 3. **Investment in Efficiency**: The focus on low-cost operational efficiency is a critical factor in the company's strategy to enhance profitability moving forward [2][3]