在海底，蕴藏着数万亿吨富含锰、铜、钴、镍等关键金属的多金属结核。它们躺在几千米深的海床上， 外观像密密麻麻的土豆。 随着全球对镍、钴、铜等关键金属的需求激增，拾起海底"土豆"正成为各国科技与战略竞争的新领域。 近年来，"奋斗者"号深潜器、深海采矿试验系统等重大装备陆续投入使用，中国已迈入深海作业能力的 第一梯队。找矿，正走向深蓝。 海底宝藏多 如何定义深海采矿？ 看高端装备与智能制造——深海机器人、耐高压材料、精密传感、智能控制系统等技术，将提升我国高 端装备的可靠性与智能化水平； 中国人民大学公共管理学院教授、国家社科基金重大专项首席专家刘大海接受记者专访时表示，深海采 矿活动既包括沿海国在其大陆架上行使主权权利的资源勘探开发，也包括在国际海底区域这一国际公域 内、经由国际海底管理局规范的矿产资源开采。 首先，我国一些金属矿产的对外依存度较高，这是发展深海找矿的重要动因。深海金属矿藏主要分为四 类：多金属结核、富钴结壳、金属硫化物和深海稀土。这些复杂的名称背后，往往蕴含着生产、生活所 必需的金属元素。 "比如多金属结核所含的锰、钴、镍、铜，是新能源产业发展需要的金属元素。"中国海洋大学教授陈旭 光介绍，深海 ...

Investment Rating - Industry Rating: Outperform the market (maintained rating) [6] Core Viewpoints - The report emphasizes the acceleration of marine defense equipment construction and the potential for marine resource exploration and development, driven by national policies aimed at high-quality marine economic development [2] - Deep-sea operations are becoming a global focus, with underwater equipment driving the construction of the industrial chain, as countries enhance their military presence in deep-sea areas [3] - The report anticipates that China's underwater defense system construction will accelerate, with ongoing advancements in underwater communication networks and unmanned submersibles, benefiting from defense system development demands [4] - The urgency of deep-sea resource development is highlighted, with various metal minerals and oil and gas resources at the ocean floor, necessitating enhanced capabilities for marine resource acquisition [5] Summary by Sections Marine Defense Equipment - The central government is pushing for high-quality development of the marine economy, which includes strengthening marine technology innovation and enhancing marine strategic capabilities [2] - The U.S. military is significantly investing in deep-sea capabilities, developing systematic and unmanned intelligent deep-sea combat equipment [3] Deep-Sea Resource Development - The report notes that China faces a severe situation regarding key mineral resource security, with high dependence on imports for nickel, cobalt, and lithium [5] - The report suggests that through policy support and technological advancements, China is poised to enhance its deep-sea resource exploration and development capabilities [5] Investment Recommendations - The report recommends focusing on the entire deep-sea technology industrial chain, particularly in marine security and resource sectors, with specific attention to defense equipment, deep-sea oil and gas, offshore wind power, and deep-sea mining [6] - Suggested companies for investment include China Marine Defense, Western Materials, and China National Offshore Oil Corporation, among others [6]

Group 1: Marine Economy Development - The Central Economic Committee emphasizes the need for high-quality development of the marine economy as part of China's modernization strategy, aiming for a unique path of maritime strength [1] - The 2024 marine economy is projected to exceed 10 trillion yuan, accounting for 7.8% of GDP, with a production value of 105,438 billion yuan, reflecting a 5.9% increase from the previous year [1] Group 2: Deep Sea Resources and Technology - The deep sea is identified as a significant resource reservoir, containing polymetallic nodules, cobalt-rich crusts, and large amounts of combustible ice, which are potential clean energy sources [2] - The government report for 2025 highlights "deep sea technology" as a new industry alongside commercial aerospace and low-altitude economy, indicating a commitment to developing this sector [2] - The deep sea technology industry is expected to have a market capacity in the trillion-yuan range, with policies likely to stimulate continued investment and financing opportunities [2] Group 3: Companies Involved in Deep Sea Sector - Companies involved in deep sea equipment include Yaxing Anchor Chain, China Shipbuilding, and Zhenhua Heavy Industries, among others [3] - Deep sea exploration companies include China Marine Defense, Micro Light Co., and Tianhai Defense, focusing on detection equipment and deep-sea robotics [3] - Companies in deep sea information technology include Zhongtian Technology, Huatong Cable, and Hailanxin, which are involved in underwater data centers and related infrastructure [3]

Core Viewpoint - The 2025 Government Work Report emphasizes the importance of deep-sea technology, indicating a potential increase in policy support and investment opportunities in this sector [2][8]. Group 1: Government Policy and Industry Development - The report introduces "deep-sea technology" as a new focus area, highlighting the government's commitment to the development of emerging industries such as commercial aerospace, low-altitude economy, and deep-sea technology [2][8]. - It is anticipated that both central and local governments will issue supportive policies and industry plans related to deep-sea technology, accelerating the construction of this sector and enhancing the investment value of key companies involved [2][3]. Group 2: Deep-Sea Resources - Deep-sea areas are defined as those with depths exceeding 200 meters, characterized by high pressure, low temperature, darkness, and complex geology. These regions are rich in mineral resources, including polymetallic nodules and hydrothermal sulfides [3]. - The deep-sea mining vessel "Nautilus New Era," launched in 2018, can operate at depths of 2,500 meters and has a cargo capacity of 39,000 tons, showcasing the potential for resource extraction in these depths [3]. Group 3: Technology and Material Requirements - Deep-sea perception and communication technologies primarily utilize acoustic methods due to the rapid attenuation of electromagnetic waves in seawater, with significant market growth expected for fiber optics and acoustic devices [4][5]. - The extreme water pressure at depths of 1,000 meters necessitates the use of titanium alloy for submersible hulls, as traditional materials like aluminum and high-strength steel are inadequate [5][6]. Group 4: Investment Opportunities - The introduction of "deep-sea technology" in the government report suggests a favorable environment for investment in related sectors, particularly in acoustic technology and titanium materials [8].