2025年8月26日主力资金净流出25484.33万元，占流通市值的1.83%。近五日主力资金累计净流出 76034.39万元，占流通市值的5.46%。 风险提示：股市有风险，投资需谨慎。 截至2025年8月26日15时16分，海兰信股价为21.23元，较前一交易日收盘价下跌0.77元，跌幅为 3.50%。当日开盘价为21.82元，最高触及21.92元，最低下探至21.17元，成交量为774023手，成交金额 达16.64亿元。 海兰信属于船舶制造板块，公司主营业务聚焦于智能航海、海洋观探测及海底数据中心三大领域。2025 年上半年，公司实现营业总收入4.87亿元，同比增长208.66%；归母净利润3414.28万元，同比增长 172.44%；扣非净利润1920万元，实现扭亏为盈。经营活动产生的现金流量净额为2873.08万元，较上年 同期明显改善。 ...

国防军工行业 行业研究 | 深度报告 深海科技锻造战略新引擎 ——深海产业研究系列报告（1） 核心观点 投资建议与投资标的 ⚫ 深海产业兼具战略高度和科技属性，商业化周期长、技术壁垒高，是典型的"长坡 厚雪"赛道。当前阶段建议优先关注以下方向：（1）存在卡脖子风险的关键材料和 部件，如高端传感器（中国海防、中科海讯、长盈通等）、高强度钛合金（西部材 料、宝钛股份、金天钛业、派克新材、航宇科技）、碳纤维复合材料（光威复材、 中简科技、中复神鹰等）；（2）军工应用核心赛道，重点突破水下无人作战装备 （中国船舶、中国动力、湘电股份、天海防务等）；（3）商业化进程最快的深水油 气开发领域（海油工程、迪威尔、杰瑞股份）；（4）通信、数字基础设施建设，如 海底光缆、海底观测网、海底数据中心（中天科技、海兰信等）。 风险提示 ⚫ 政策支持不及预期；技术发展不及预期；生态环境破坏风险；国际法规与地缘政治 风险。 | | 看好（维持） | | --- | --- | | 国家/地区 | 中国 | | 行业 | 国防军工行业 | | 报告发布日期 | 2025 年 08 月 23 日 | | 罗楠 | 021-63325888* ...

Core Viewpoint - The company, Hailanxin (300065.SZ), has developed an underwater data center equipped with 24-hour monitoring facilities for real-time management of equipment safety [1] Group 1 - The underwater data center features external and internal monitoring systems that operate continuously [1] - Hailan Universe's offshore monitoring network covers the water surface area above the underwater data center, enabling comprehensive management from surface to underwater [1]

Core Viewpoint - Hailanxin (300065.SZ) is advancing its asset restructuring to enhance the competitiveness of its marine electronics core business through the acquisition of 100% equity in Hainan Hailan Huanyu Marine Information Technology Co., Ltd. for a valuation of 1.051 billion yuan [1][3] Group 1: Acquisition Details - The acquisition involves a total valuation of 1.051 billion yuan, with a premium rate of 438.88% [1][5] - Hailanxin plans to raise up to 700 million yuan in supporting funds, with 360 million yuan allocated for cash compensation and related expenses, and the remainder for key projects [3][5] - The acquisition is expected to add approximately 841 million yuan in goodwill, representing 22.73% of total assets and 35.65% of net assets post-transaction [5][6] Group 2: Financial Performance - Hailanxin has experienced significant fluctuations in performance, with net profits of -789 million yuan, -116 million yuan, and 8.21 million yuan from 2022 to 2024 [4] - In Q1 2025, Hailanxin reported a revenue of 346 million yuan, a year-on-year increase of 639.08%, with net profit and non-recurring net profit of 34.8 million yuan and 27.6 million yuan, respectively [4] - Hailan Huanyu's revenue from its top five clients increased to 57% in Q1 2025, indicating a rising customer concentration [2][7] Group 3: Performance Commitments - The transaction includes performance commitments, with Hailan Huanyu expected to achieve a net profit of no less than 310 million yuan from 2025 to 2028 [6] - The performance coverage rate for the compensation is only 39.12%, raising concerns about the adequacy of compensation if actual profits fall short [6][7] - Hailan Huanyu's performance shows seasonal characteristics, with significant revenue concentration in the fourth quarter [2][7]

Summary of Conference Call on Deep Sea Technology and Marine Economy Industry Overview - The focus of the conference call is on the **deep sea technology** and **marine economy** sectors, which are gaining significant attention in the market [1][2]. - The marine economy is projected to contribute **10 trillion yuan** to the national GDP by 2024, accounting for **7.8%** of the total GDP, indicating a substantial growth potential [2]. Key Points and Arguments - The government has recognized deep sea technology as a crucial component of the marine economy, emphasizing its role in driving economic growth [2][5]. - The marine economy's GDP contribution is noted to be **11.5%**, positioning it as a new engine for economic growth [2]. - Recent government reports have highlighted the importance of developing new technologies and products in deep sea technology, aiming for large-scale application and demonstration [2]. - The strategic importance of deep sea technology is underscored by historical remarks from national leaders, advocating for the establishment of deep sea research bases and the modernization of marine industries [3][5]. Development Plans and Trends - Coastal provinces are actively releasing development plans for high-quality marine economic growth, such as Shanghai's and Guangdong's recent initiatives [3]. - The marine economy encompasses various sectors, including deep sea technology, marine tourism, and marine fisheries, with a strong emphasis on marine equipment manufacturing and emerging industries [4]. - The deep sea technology sector is identified as a key pillar of the marine economy, with a focus on deep sea materials, equipment manufacturing, and application [5][6]. Equipment and Technological Needs - The development of deep sea technology requires advanced underwater equipment to address the complex challenges of deep sea exploration [7]. - The shipbuilding industry is experiencing a resurgence, with a **13.8%** increase in ship completion volume and a **58.8%** rise in new orders in 2024 [8]. - There is a growing demand for underwater robots and other specialized equipment for deep sea exploration and resource development [8]. Future Opportunities - The integration of digitalization and artificial intelligence in marine industries is anticipated to drive further advancements in deep sea technology [10]. - The establishment of underwater data centers is highlighted as a critical factor for enhancing data security and compliance for domestic and international enterprises [11][12]. - The marine communication sector is expected to grow alongside the expansion into deeper waters, necessitating improved communication technologies [12]. Conclusion - The deep sea technology and marine economy sectors present significant investment opportunities, driven by government support, technological advancements, and increasing market demand [1][2][5].

Summary of the Conference Call on Deep Sea Technology and Marine Economy Industry Overview - The marine economy in China surpassed 10 trillion yuan in 2024, accounting for 7.8% of GDP, with a contribution of 11.5% to GDP growth, indicating its significance as a key growth driver for the national economy [2][4] - The government has emphasized deep-sea technology in its work report, highlighting the importance of this sector in national strategy [4] Core Areas of Deep Sea Technology - Deep sea technology encompasses three main areas: 1. **Deep Sea Material R&D**: Focused on high-performance steel, alloys, and composite materials to address challenges in extreme environments [6] 2. **Deep Sea Equipment Manufacturing**: Involves underwater robots, detection equipment, and marine engineering equipment [6] 3. **Deep Sea Digital Applications**: Incorporates information and intelligent technologies in deep-sea operations [6] Investment Opportunities - Investment opportunities are concentrated in: 1. **Specialty Steel, Titanium Alloys, and Polymer Materials**: Companies like Baotai Co., Baose Co., and Gangyan Gaona are key players [10] 2. **Underwater Exploration Equipment**: Including underwater robots and detection radar systems [10] 3. **Shipbuilding and Military Equipment**: This sector is seen as a critical area for future growth [10] Regional Development Initiatives - Coastal provinces such as Shanghai, Guangdong, and Fujian have released development plans focusing on high-tech industries, including marine equipment and new energy [7] Global Strategic Importance - The global competition for deep-sea control is driven by the strategic significance of deep-sea regions, with 90% of the world's waters exceeding 1,000 meters in depth [8][9] Current Industry Trends - The marine equipment industry is currently experiencing high demand, particularly in the exploration sector, which has shown strong performance [11] - Offshore wind power installations are on the rise, with significant potential for deep-sea wind power construction and related infrastructure needs [12] Future Directions in Deep Sea Technology - The development of deep-sea technology is increasingly focused on digitalization and intelligence, with the marine electronic information industry transitioning towards networked and intelligent systems [13] - Underwater data centers are emerging as a key infrastructure, utilizing natural cooling to address heat dissipation issues while being cost-effective [14] AI Integration - The integration of AI in deep-sea technology is gaining traction, particularly in communication needs as deep-sea exploration advances [15]

Summary of Deep Sea Technology and Marine Economy Conference Call Industry Overview - The deep sea technology and marine economy are recognized as key pillars in the national strategy, with the national marine production value expected to exceed 10 trillion yuan in 2024, accounting for 7.8% of GDP and contributing 11.5% to GDP growth [1][3][4]. Core Insights and Arguments - The government has placed significant emphasis on deep sea technology, highlighting its importance alongside commercial aerospace and low-altitude economy in the work report, indicating a period of rapid development supported by policy [1][3][5]. - Deep sea technology encompasses three main areas: deep sea material research and development, deep sea equipment manufacturing, and deep sea tool application, with structural and buoyancy materials being critical [1][6]. - The marine equipment manufacturing sector is experiencing new opportunities, particularly in underwater detection technology, underwater construction technology, and oil and gas production equipment, with significant growth potential in underwater robots and related fields [1][7][8]. - The shipbuilding industry is at a peak due to the shipping cycle, with shipbuilding completion volume expected to grow by 13.8% year-on-year in 2024, and new orders increasing by 58.8% [6][8][10]. Investment Opportunities - Investment opportunities exist in deep sea technology, particularly in high-performance steel, alloy materials, and composite materials that are resistant to corrosion and high pressure [6]. - Companies such as Baotai Co., Baose Co., and Steel Research High-Tech are noted for their competitive edge in these segments [6]. - The marine equipment manufacturing industry is poised for growth, with a focus on underwater exploration and military equipment, supported by a favorable policy environment [9][10]. Additional Important Insights - The development of offshore wind power is currently concentrated in nearshore areas, but there is significant potential for growth in deep offshore wind power, which will increase demand for submarine cables and related infrastructure [11][12]. - The trend towards digitalization and intelligence in deep sea technology is accelerating, with the construction of underwater data centers addressing cooling and land cost issues while ensuring data security and compliance [2][13][14]. - Marine communication, particularly its integration with AI, is identified as a promising direction for future development in deep sea technology [15].

Market Overview - The A-share market showed a consolidation pattern on July 2, with the Shanghai Composite Index closing at 3454.79 points, down 0.09%, and the Shenzhen Component Index at 10412.63 points, down 0.61% [1] - The total trading volume in the Shanghai and Shenzhen markets was 137.69 billion yuan, a decrease of approximately 90 billion yuan compared to the previous day [1] Ocean Economy Sector - Since mid-June, new economic themes in the A-share market have shown a strong rotation, with sectors like trendy retail, innovative pharmaceuticals, and AI computing power performing well [2] - The ocean economy concept emerged as the strongest market focus, with several related stocks hitting the daily limit up, following the Central Financial Committee's meeting emphasizing high-quality development of the ocean economy [2] - The government work report this year highlighted the importance of developing the ocean economy and included "deep-sea technology" as a key focus for future industrial development [2] Ocean Economy Development - Recent analysis indicates rapid development in China's ocean economy, with regions like Shanghai, Guangdong, and Qingdao increasing support for emerging industries such as ocean renewable energy and marine biomedicine [3] - Traditional ocean industries are steadily growing, while new sectors like marine engineering equipment and ocean power are emerging as significant economic drivers [3] - Deep-sea technology is identified as a critical pillar for ocean resource development, encompassing deep-sea materials, equipment manufacturing, and digital applications [3] Technology Sector Trends - The technology sector remains a structural mainline in the A-share market, with new technology and consumption themes gaining traction and improving trading sentiment [4] - The market is experiencing a transition from previous leaders like banks and small-cap stocks to new hotspots, indicating a shift in investment focus [4] - Analysts predict that the A-share market has room for growth in July, driven by continuous industrial innovation and a systematic reduction in market discount rates [4] Growth and Investment Focus - The market's risk appetite has improved since June, favoring growth assets, as reflected in the strong performance of indices like the ChiNext Index and CSI 1000 [5] - Although high-dividend sectors still hold long-term value, they may face short-term pressure as the market shifts focus to performance factors during the semi-annual report trading phase [5] - The ongoing strength of growth assets and active trading funds are expected to support market risk appetite [5]

Core Viewpoint - The article highlights the rapid development of China's deep-sea economy, projecting a national marine production value to exceed 10 trillion yuan in 2024, accounting for 7.8% of GDP, with a growth rate surpassing GDP by 0.9 percentage points [1][6]. Group 1: National Strategy and Policy Support - Deep-sea technology has been recognized as a strategic emerging industry, included in the 2025 government work report alongside commercial aerospace and low-altitude economy as new economic engines [3]. - The State Council issued a supplementary document for the "14th Five-Year" marine economic development plan, allocating significant funding to support deep-sea technology industrialization [6]. - Various coastal provinces have introduced policies to support marine economic development, indicating a regional competition to advance into the deep sea [6][7]. Group 2: Market Potential and Industry Growth - By 2030, the market size of core deep-sea technology segments is expected to reach 921.2 billion yuan, with potential for auxiliary maintenance services to push it into the trillion-yuan club [12]. - The global deep-sea mining market is projected to exceed 30 billion USD by 2030, with China holding a technological advantage and the most international exploration contracts [12]. - The deep-sea equipment manufacturing sector is anticipated to see an annual growth rate exceeding 12%, driven by the extreme conditions of deep-sea environments [12]. Group 3: Technological Advancements - China's deep-sea technology has reached the international first tier, with successful trials of the new generation of manned submersibles [9]. - The domestic production rate of high-end components for deep-sea equipment is currently below 65%, indicating significant opportunities for domestic manufacturers [9]. - Innovations in cross-disciplinary fields, such as underwater data centers and AI monitoring systems, are emerging as key areas of growth [9][14]. Group 4: Investment Trends and Capital Flow - The current stage of the deep-sea industry resembles the early days of the new energy sector, characterized by clear policies, technological breakthroughs, and defined application scenarios [16]. - Major investment firms are establishing specialized funds to capitalize on deep-sea projects, indicating a surge in interest and competition among investors [8][16]. - The valuation of companies with full deep-sea operational capabilities is rising, with significant interest from private equity in "hidden champions" within the sector [16].

Group 1 - The marine economy concept saw significant stock price increases, with notable gains in companies such as Klete rising over 20%, Deepwater Haina hitting a 20% limit up, and Zhongke Haixun increasing by over 13% [1] - The Central Financial Committee's sixth meeting emphasized the importance of high-quality development in the marine economy, focusing on innovation, efficient collaboration, industrial upgrades, harmonious human-sea relationships, and win-win cooperation [1] - Key strategies include enhancing top-level design, increasing policy support, encouraging social capital participation, and improving independent innovation capabilities in marine technology [1] Group 2 - Zheshang Securities highlighted the growing strategic importance of marine power, indicating that the development of deep-sea technology is crucial for building a marine power nation, with expectations for upcoming industry policies and funding support [2] - Tianfeng Securities outlined the deep-sea technology industry chain, which includes deep-sea materials, deep-sea equipment, and deep-sea digitalization, noting that deep-sea materials are foundational and involve high-performance steel and titanium alloys [2] - The demand for deep-sea equipment is rapidly increasing, with a focus on underwater detection, construction operations, oil and gas production, and mineral development, indicating an upward cycle in the shipbuilding and marine engineering equipment industry [2]