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]