Core Viewpoint - Hainan is actively pursuing the development of a modern marine economy, focusing on high-quality growth, technological innovation, and ecological protection, aiming to become a strong marine province by leveraging its marine resources and enhancing its marine industry [1][3][4]. Group 1: Marine Economic Development - Hainan aims to increase the marine production value's share of GDP from 33.8% in 2023 to 40% by 2026 [6]. - The "Deep Sea No. 1" gas field has reached its maximum production capacity, with an expected annual gas output of over 4.5 billion cubic meters [11][12]. - Hainan is focusing on deep-sea energy development, including the promotion of key equipment manufacturing and industrialization, particularly underwater oil trees [20][21]. Group 2: Technological Innovation - Hainan is establishing a complete chain from experimental research to industrial application for key marine equipment, such as underwater oil trees, with a target of achieving 85% localization rate for 1500-meter deep underwater oil trees by 2026 [20][21]. - The province is also developing the world's first underwater data center, which integrates marine resources with digital technology, enhancing the efficiency of marine resource utilization [7][8]. Group 3: Ecological Protection - Hainan has implemented strict ecological protection measures, achieving a water quality excellence rate of 99.9% in nearshore waters, with key ecosystems like coral reefs and seagrass beds in healthy condition [4][29]. - The province has established a comprehensive ecological protection and pollution prevention mechanism, including the first local ban on single-use plastics in China [23][24]. - Hainan's efforts in ecological restoration have led to the return of rare marine species, showcasing the success of its environmental protection initiatives [29]. Group 4: Marine Industry Transformation - Hainan is promoting the transformation and upgrading of modern marine industries, focusing on new energy sources like offshore wind power and deep-sea oil and gas production [12][21]. - The province is also developing marine ranching, integrating tourism and aquaculture to create a new business model that enhances local livelihoods [13][14]. Group 5: Research and Development - Hainan is positioning itself as a national marine science and technology innovation hub, leveraging its natural resources and institutional innovations to support marine research and development [15][16]. - The establishment of the Sanya Yazhou Bay Science and Technology City aims to attract marine-related enterprises and foster collaboration between research institutions and businesses [16]. Group 6: Community Engagement - Hainan is encouraging community participation in marine conservation efforts, with initiatives like "fishing boats collecting garbage" gaining traction among local fishermen [28]. - Educational programs are being implemented to raise awareness about marine protection among the younger generation, fostering a culture of environmental stewardship [28].

"我们把整个数据舱投放到海底，可以利用海水来进行降温。相比于陆地数据中心，海底数据中心能够 减少大量的冷却能耗，不仅可以减轻对生态的影响，还可以降低运营成本。"海兰云海底数据中心海南 示范项目总经理蒲定告诉记者。 当你对智能语音助手发出"周边美食推荐"的指令，或者用AI大模型生成旅行攻略时，或许不会想到：支 撑这些回答的海量数据（603138），既不在云端里"飘"着，也不在机房的机柜里"躺"着，而是沉在海南 陵水附近海域中35米深的海底。 在这片热带海域的海面下，一个个白色"巨罐"正安静运转——这就是全球首个商用海底数据中心的核心 装备"海底数据舱"，每个都重达1300吨，相当于1000辆小汽车的重量。当4500吨的起重船将它们缓缓放 入海底时，一个颠覆传统的"水下算力世界"便悄然成形。 这个位于海底的"超级大脑"，是全球首个商用海底数据中心，2023年3月底在海南陵水正式投运，一期 工程目前已全面竣工。 数据中心为啥要从陆地走向海底？带着这些疑问，记者跟随"活力中国调研行"采访团一同来到位于海南 陵水的海兰云海底数据中心项目部一探究竟。 承担着数据存储、计算和处理等"烧脑"工作，数据中心的一生都和高温"打架 ...

中国日报9月25日陵水电（记者 王卓琼 陈博文 马萌萌）在海南省陵水黎族自治县的清水湾30米至40米深的海底，一座海底机房正安静地运转着，这标志着 全球首个商用海底数据中心的成功运营，为我国"陆数海算"开启零碳算力新模式。 海南省提出了海洋经济发展的"十四五"规划，明确提出要促进海底数据中心研发及建设。而北京海兰云海底数据中心项目正是由海南省国资委牵头引进，落 地陵水的海洋新基建类项目。 项目自2022年启动，分三期进行，计划完成100个数据舱的建设。建成后，将为"东数西算"提供重要补充，同时向东南亚等"一带一路"国家延伸，为海南数 字经济发展提供支撑。 目前项目一期于2023年11月建设完成，今年2月海南海底智算中心集群启用。 公司目前聚焦海上风电融合型海底数据中心研发与建设。 随着数据公司需要时延要求越来越严格，物理距离不能过长，大部分发达城市都聚焦在沿海地区，科技公司也聚焦在这些发达城市。相较于陆地数据中心， 海底数据中心海底数据中心由岸站、海底光电复合缆、海底分电站及海底数据舱组成，使用海水自然冷却，具有PUE值低、能效高、模块化建设、 快捷部 署（90天）、布放海底节约土地以及高可靠性免维护等优点。 ...

Core Viewpoint - The marine economy in China is emerging as a significant driver of economic growth, with a GDP exceeding 2.5 trillion yuan in the first quarter of this year, marking a year-on-year growth of 5.7% [1] Group 1: Marine Economy Development - The marine economy is becoming a "blue engine" for China's economic growth, as highlighted in the government work report and the recent Central Financial Committee meeting [1] - China's marine economy has surpassed 10 trillion yuan, growing by 75.9% over the past decade, indicating a shift from quantitative to qualitative changes in economic development [28] Group 2: Deep Sea Energy Resources - The "Deep Sea No. 1" gas field is producing over 4.5 billion cubic meters of natural gas annually, reaching its maximum design capacity, and is crucial for energy supply in the Guangdong-Hong Kong-Macao Greater Bay Area [3] - Deep water and ultra-deep water regions contribute 70% to 80% of major global oil and gas discoveries in the past decade, establishing deep sea as a core battlefield for oil and gas reserves [7] Group 3: Offshore Wind Power - The construction of the ±500 kV offshore converter station in Yangjiang is part of China's first offshore integrated flexible direct current project, expected to deliver 6 billion kilowatt-hours of offshore wind power annually by 2026 [9] - China's offshore wind power is transitioning from a follower to a leader, with advancements in core technologies such as large megawatt units and floating wind power [11] Group 4: Marine Aquaculture - The "Suhai No. 1," the world's first self-propelled closed salmon farming vessel, is set to produce 8,000 tons of salmon annually, with an investment of 600 million yuan [14] - Plans to promote five such vessels could lead to an annual production capacity of 40,000 tons, generating a market scale of 28 billion yuan [16] Group 5: Undersea Data Centers - The first commercial underwater intelligent computing center cluster in China has been launched, significantly reducing cooling energy consumption compared to land-based data centers [18] - Each underwater data module can save approximately 120 million kilowatt-hours of electricity annually compared to similar-sized land data centers [20] Group 6: Technological Innovations - The "Nanjiao No. 1" underwater cable-laying robot has achieved a speed of 1,000 meters per hour, doubling the efficiency of traditional operations [22] - This technology supports the establishment of underwater data centers and transoceanic communication systems, extending marine development capabilities [24] Group 7: Integrated Marine Development - The integration of offshore wind power, oil and gas development, marine aquaculture, and digital infrastructure is forming a comprehensive marine development strategy [26] - The marine economy's unique characteristics enable deep integration across primary, secondary, and tertiary industries, enhancing the utilization of marine resources [28]

Group 1 - The first offshore wind power integrated subsea data center in China, the Shanghai Lingang subsea data center, is set to officially launch in September 2023, marking a significant advancement in subsea data center technology [1][2] - The project has a total investment of 1.6 billion yuan, with the first phase featuring a capacity of 2.3 megawatts and a green power supply rate of 95% [2] - The subsea data center aims to support various industries, including artificial intelligence, 5G, industrial internet, and cross-border e-commerce, while also exploring cross-border data services [2][3] Group 2 - The integration of offshore wind power and natural seawater cooling technologies in the Lingang subsea data center significantly reduces energy consumption for cooling from 40%-50% in traditional data centers to below 10% [4] - The project aligns with Shanghai's sustainable development goals, leveraging deep-sea wind power as a major green energy resource [4] - The subsea data center is expected to enhance local green computing capabilities and reduce the pressure of long-distance power transmission from offshore wind farms [4][5] Group 3 - The "land-sea computing" model is anticipated to initiate a new era of computing power upgrades in China, addressing low-latency demands in data-rich areas [6][7] - The subsea data center will utilize optical-electrical composite submarine cables for high-speed connectivity with land-based stations, ensuring reliable service quality [7][8] - The project involves multiple stakeholders, including Hailan Cloud as the core technology provider and China Telecom for network deployment, highlighting collaborative efforts in overcoming technical challenges [8][9] Group 4 - The transition from the 1.0 version in Hainan to the 2.0 version in Lingang signifies China's pioneering breakthroughs in the intersection of marine energy and green computing [9] - The development of subsea data centers is supported by favorable policies promoting deep-sea technology and marine economy, indicating a promising future for this sector [9]