Close Menu
  • Last News
    • Cities
    • Climate
    • Energy
    • Impact
    • Markets
    • Opinions
    • Policy
    • Reports
    • Research
  • About Us
  • Advertise
  • Contact Us

Subscribe to Our Newsletter

News, investigations, and analysis — our top stories every morning to start your day right.

Trending
The Importance of Trees in Cities
The Impact of CO₂ on the Climate
China’s Solar Capacity Surpasses Coal for the First Time
Facebook X (Twitter) LinkedIn YouTube TikTok
Sustainability Times
Facebook X (Twitter) LinkedIn YouTube TikTok
Subscribe
  • Featured
  • Cities

    The Importance of Trees in Cities

    09/17/2026

    The Hidden Carbon Cost of Construction Projects (And Why Better Planning Matters More Than You Think)

    05/13/2026
    explore the future of sustainability in urban development, focusing on innovative strategies and technologies shaping eco-friendly and resilient cities.

    The future of sustainability in urban development

    02/24/2026
    Illustration of a vertical farm in Beijing showcasing sustainable urban agriculture practices.

    “China Just Built Farm Skyscraper”: Beijing Greenhouse Grows Food In 37,673 Square Feet While Solar Panels Power Vertical Agriculture Revolution

    09/30/2025
    Illustration of Trojena Ski Resort's futuristic design in the Saudi Arabian desert.

    “We’re Building Winter Olympics in Pure Desert”: Saudi Arabia’s Trojena Ski Resort Hosts 2029 Asian Games Without Natural Snow

    09/09/2025
  • Climate

    The Importance of Trees in Cities

    09/17/2026

    The Impact of CO₂ on the Climate

    09/10/2026

    Luanda Declaration charts inclusive African blue economy rooted in conservation and prosperity

    08/04/2026

    The Hidden Carbon Cost of Construction Projects (And Why Better Planning Matters More Than You Think)

    05/13/2026
    explore the vital link between sustainability and climate change, understanding how sustainable practices can help mitigate environmental impact and promote a healthier planet.

    The connection between sustainability and climate change

    04/07/2026
  • Energy

    China’s Solar Capacity Surpasses Coal for the First Time

    09/03/2026

    How bio-LNG is transforming the maritime sector

    06/29/2026
    explore how technology is accelerating sustainability innovations, driving eco-friendly solutions and creating a greener future for our planet.

    How technology is driving sustainability innovations

    03/24/2026

    How to Turn ESG Commitments into Real Results in Oil & Gas: Mikhail Zubkov on Implementing Practical Solutions

    02/24/2026
    explore the vital role of renewable energy in promoting sustainability and reducing environmental impact for a greener future.

    The role of renewable energy in achieving sustainability

    01/27/2026
  • Impact
    discover how plant-based diets promote sustainability by reducing environmental impact, conserving resources, and supporting eco-friendly food choices.

    How plant-based diets contribute to sustainability

    08/11/2026

    Viktor Genkulov on the cost of digitalizing the maritime industry and when it will start to pay off

    08/05/2026

    Luanda Declaration charts inclusive African blue economy rooted in conservation and prosperity

    08/04/2026
    explore how sustainable forestry practices positively affect ecosystems by promoting biodiversity, improving soil health, and supporting long-term environmental balance.

    The impact of sustainable forestry on ecosystems

    08/04/2026
    learn practical tips and strategies to create a sustainable lifestyle without spending extra money, focusing on eco-friendly habits that save both the environment and your budget.

    How to create a sustainable lifestyle without extra cost

    07/28/2026
  • Markets

    Data Centers: Vietnam Aims to Become a New Digital Hub in Asia

    08/28/2026
    explore how sustainability practices are transforming global supply chains, driving efficiency, reducing environmental impact, and promoting ethical sourcing worldwide.

    Sustainability and its influence on global supply chains

    07/21/2026
    explore the growth of sustainable investments and green finance, highlighting their impact on the global economy and the shift towards environmentally responsible financial practices.

    The rise of sustainable investments and green finance

    07/07/2026
    Switzerland’s regulated online gambling ecosystem is built on strict licensing rules, ensuring that only ESBK-approved casinos tied to land-based establishments can legally operate.

    Are Online Casinos Legal in Switzerland? Understanding the Current Regulatory Framework

    11/21/2025
    Illustration of the abrupt halt of a major lithium mine in China impacting global markets.

    “One Mine Shut Down and Prices Exploded”: CATL Halts Major Chinese Lithium Operation Sending Global Markets Into Chaos

    09/11/2025
  • Opinions

    Viktor Genkulov on the cost of digitalizing the maritime industry and when it will start to pay off

    08/05/2026
    discover the essentials of sustainability and corporate social responsibility, exploring their impact on businesses and society for a better future.

    Sustainability and corporate social responsibility explained

    04/21/2026

    The Hidden Risks of Nepotism and Conflicts of Interest in Corporate Governance

    03/19/2026

    Sustainability, Family Offices, and Private Equity: A Powerful Alignment for Long-Term Impact

    08/05/2025

    Preserving Heritage While Innovating: How AI is Reshaping Design for a Sustainable Future

    07/23/2025
  • Policy

    Luanda Declaration charts inclusive African blue economy rooted in conservation and prosperity

    08/04/2026
    explore the crucial role of governments in advancing sustainability policies to protect the environment, promote social equity, and ensure economic growth for future generations.

    Role of governments in promoting sustainability policies

    06/16/2026
    explore effective strategies to promote sustainability through education, empowering communities to adopt eco-friendly practices and foster environmental awareness.

    Ways to promote sustainability through education

    03/10/2026
    Illustration of the NUMO Ground Robot Deployed by Ukraine for Military Operations.

    “It’s Doing the Dangerous Work for Us”: This Ukrainian Combat Robot Redefines the Battlefield (and It’s Already Saving Soldiers’ Lives)

    10/15/2025
    Illustration of NATO aircraft participating in the Steadfast Noon nuclear deterrence exercise.

    “You Can Feel the Tension in the Air”: This NATO Nuclear Exercise Sparks Unease Across Europe (and Leaders Call It ‘Routine’)

    10/15/2025
  • Reports
    explore the latest trends and innovative solutions driving sustainability in the food industry, from eco-friendly practices to cutting-edge technologies reshaping the future of food production.

    Sustainability in the food industry: trends and solutions

    06/02/2026

    New Study Finds Drip Irrigation Can Cut Coffee’s Carbon Footprint by Nearly 60%

    05/13/2026
    explore the top sustainable development goals to prioritize in 2026 and learn how to make a meaningful impact towards a greener, more equitable future.

    Top sustainable development goals to focus on in 2026

    04/28/2026

    MFC Asset Management Steps Up Its ESG Agenda

    09/24/2025
    Illustration of naval aviators in training during the Top Gun program.

    “We Push Them Until They Break”: Top Gun Training Forces Pilots Through 7.5 Gs While National Geographic Films

    09/21/2025
  • Research
    Illustration of ancient marine super predators dominating the complex food chains of the Cretaceous period.

    Ancient Super Predators Ruled Oceans: New Discoveries Challenge Our Understanding of Marine Life’s Evolutionary Past

    12/20/2025

    How Ilnar Iakhin’s Practical Field Innovations Are Reducing the Environmental Footprint of Gas Production

    12/19/2025
    Illustration of the body's distinct molecular systems for detecting cold on the skin and internally.

    Your Body’s Cold Sensations: Revealing the Dual Ways Temperature Affects Us and What It Means for Comfort

    12/19/2025
    Illustration of the digital reconstruction of a 1.5-million-year-old Homo erectus face from the DAN5 fossil.

    Scientists Reveal 1.5-Million-Year-Old Human Face, Unveiling New Clues to Our Ancient Ancestry

    12/18/2025
    Illustration of ancient pottery featuring plant motifs reflecting early mathematical thinking.

    Ancient Art Reveals How Early Humans Used Math Concepts 8,000 Years Ago Without Numbers

    12/18/2025
Sustainability Times
Home - Impact - “They Can Cut the Internet Now”: China Unveils Diamond-Coated Device That Severs Undersea Cables 13,000 Feet Below Surface

“They Can Cut the Internet Now”: China Unveils Diamond-Coated Device That Severs Undersea Cables 13,000 Feet Below Surface

In a landmark step that could reshape global communications and military strategies, China has introduced a pioneering cable-cutting device capable of operating at unprecedented ocean depths, raising significant international security concerns.
Hina DinooHina Dinoo09/01/202531
Share Twitter Facebook LinkedIn Telegram WhatsApp Email Copy Link
Follow Us
Google News
Illustration of China's advanced cable-cutting device capable of operating at unprecedented ocean depths.
Illustration of China's advanced cable-cutting device capable of operating at unprecedented ocean depths.
Share
Twitter Facebook LinkedIn WhatsApp Email Copy Link
IN A NUTSHELL
  • 🔧 China’s new cable-cutting device operates at depths of up to 13,123 feet, doubling the reach of current technology.
  • 🌍 The device’s dual-use potential raises international security concerns, impacting communication near strategic locations like Guam.
  • 🚢 With the world’s largest submersible fleet, China is positioned to exploit strategic undersea bottlenecks, enhancing its tactical advantages.
  • 🤝 As nations navigate these advancements, the balance between technological progress and global cooperation becomes crucial.

In the realm of deep-sea technology, recent innovations have the potential to transform global communication and military strategy. China has unveiled a powerful new cable-cutting device capable of operating at remarkable depths, raising both intrigue and concern on the international stage. This tool, developed by the China Ship Scientific Research Centre, can disrupt the global data transmission network, which relies heavily on undersea cables. As the world grapples with the implications of this advancement, questions arise about its impact on international security and cooperation. The device embodies the dual-edged nature of technological progress, offering both promise and peril.

Unveiling a Revolutionary Deep-Sea Tool

China’s latest breakthrough in deep-sea innovation is a cable-cutting device with an extraordinary reach of up to 13,123 feet below the ocean’s surface. Developed by the China Ship Scientific Research Centre, this device is integrated into advanced submersibles like the Fendouzhe and Haidou series. It targets the robust, armored cables that form the backbone of global communications, capable of severing them with unprecedented precision. This advancement doubles the reach of existing technologies, marking a significant leap in engineering capabilities.

The tool utilizes a diamond-coated grinding wheel that spins at 1,600 revolutions per minute, designed to effectively cut through steel cables while minimizing disturbance to the surrounding environment. Its construction includes a titanium alloy shell and oil-compensated seals, enabling it to withstand the extreme pressures encountered at such depths. Operated by robotic arms with advanced positioning technology, it can perform with precision even in challenging visibility conditions. These features make it a marvel of engineering, yet they also introduce new challenges in the realm of global security.

China Cable Threat: Massive Undersea Cutter Puts 95% of World’s Communications at Risk and Forces US Into Emergency Mode

Concerns over Global Security and Communication Stability

While the device is designed for civilian applications such as salvage and seabed mining, its dual-use potential raises serious global security concerns. The capability to cut cables in strategic locations like Guam could cause significant disruptions to global communications, revealing vulnerabilities in current infrastructure. Such actions could trigger geopolitical tensions, particularly given the device’s possible use in military contexts. Reports have highlighted its potential to affect cables near key U.S. defense zones, emphasizing the geopolitical stakes involved.

The engineering team’s efforts to address deep-sea conditions, such as managing high water pressure, have been noteworthy. They utilized a one-kilowatt motor combined with an 8:1 gear reducer to balance torque and efficiency, although caution is needed to prevent overheating during extended use. These technical achievements, documented in peer-reviewed research, underscore the device’s potential to impact global communication networks significantly.

“Burning Fear Erupts”: China’s CFR-1000 Reactor Splits Scientists And Triggers Worldwide Alarm Over Nuclear Power’s Fragile Future

China’s Growing Undersea Infrastructure

China’s advancements in undersea technology are part of a broader strategy to enhance its oceanic infrastructure and influence. With the largest fleet of crewed and uncrewed submersibles, China is well-positioned to access global oceanic regions. The new cable-cutting device, operable from stealthy unmanned platforms, can exploit strategic bottlenecks, potentially providing significant tactical advantages in conflicts.

Despite these concerns, Chinese scientists assert that the tool facilitates “marine resource development,” reflecting a growing focus on ocean resources. The device’s ability to cut through 2.36-inch thick cables in trials demonstrates its utility for resource extraction. However, the potential for military applications is significant, as evidenced by recent events involving Russia’s seabed natural gas pipeline. This dual-use capability highlights the complex interplay between civilian and military uses of deep-sea technology.

“China Tests Secretive Wings”: Beijing Pushes Risky Scissor-Wing Design As Military Fears Rise Over Hypersonic Drone Revival

The Future of Undersea Communication

As China continues to enhance its undersea capabilities, the international community must consider the implications for communication infrastructure and security. The ability to sever cables at unprecedented depths presents both opportunities and risks. Navigating these challenges will require collaboration and dialogue to ensure that technological progress contributes to global stability rather than conflict.

The introduction of this deep-sea cable cutter extends beyond its technical capabilities, prompting broader discussions about the future of undersea communication and security. As we look to the future, a critical question emerges: How will nations balance the pursuit of technological advancement with the imperative for global cooperation and security?

This article is based on verified sources and supported by editorial technologies.

Subscribe to Our Newsletter

News, investigations, and analysis — our top stories every morning to start your day right.

China Military Advancements Undersea Cable Security
Follow on Google News Follow on X (Twitter)
Share. Facebook Twitter LinkedIn Telegram WhatsApp Email Copy Link
Previous Article“He Sailed 5,280 Miles to Ski”: Mark Zuckerberg Moves Two $330 Million Superyachts to Norway to Bypass Helicopter Laws
Next Article “He Turned the Wrong Valve”: French Nuclear Plant Worker Almost Caused Meltdown by Shutting Cooling to Active Reactor
Hina Dinoo
  • X (Twitter)

Hina Dinoo is a Toronto-based journalist at Sustainability Times, covering the intersection of science, economics, and environmental change. With a background in journalism acquired in Toronto, she translates complexity into clarity. Her work focuses on how systems — ecological, financial, and social — shape our sustainable future. Contact: hina.dinoo@sustainability-times.com

Keep Reading

China’s Solar Capacity Surpasses Coal for the First Time

discover how plant-based diets promote sustainability by reducing environmental impact, conserving resources, and supporting eco-friendly food choices.

How plant-based diets contribute to sustainability

Viktor Genkulov on the cost of digitalizing the maritime industry and when it will start to pay off

View 31 Comments
31 Comments
  1. michael_harmony on 09/01/2025 10:00 AM

    Wow, this sounds like something out of a sci-fi movie! Does anyone know how long it took to develop this device? 🤔

    Reply
  2. Stephanie on 09/01/2025 10:01 AM

    So, are we all going to lose internet access now? 🤔

    Reply
  3. Zarawizard on 09/01/2025 10:51 AM

    Is this really about innovation or more about control over global communication? 🤨

    Reply
  4. Sophia on 09/01/2025 11:01 AM

    Wow, the tech is impressive but the implications are a bit scary. What do you think this means for global security?

    Reply
  5. nicholasray on 09/01/2025 11:40 AM

    That’s impressive technology! I wonder what other uses they have in mind for it. 👍

    Reply
  6. sebastian0 on 09/01/2025 12:04 PM

    Does this mean that China can now control global communication? 😮

    Reply
  7. samantha0 on 09/01/2025 12:32 PM

    Can this diamond-coated device also be used for repairing cables, or is it purely for cutting?

    Reply
  8. carol2 on 09/01/2025 1:07 PM

    Can the device really operate at those depths without any issues?

    Reply
  9. rashid_portal on 09/01/2025 1:22 PM

    I’m curious about the environmental impact. Does this device harm marine life when in operation?

    Reply
  10. celine7 on 09/01/2025 2:09 PM

    Is this another step towards a James Bond villain-level technology? 😂

    Reply
  11. Oliverknight on 09/01/2025 2:13 PM

    Just when you thought deep-sea exploration couldn’t get any cooler! 🐠

    Reply
  12. julianleaf on 09/01/2025 6:01 PM

    Thank you for the article! It’s both fascinating and concerning at the same time.

    Reply
  13. Abdul_illusionist on 09/01/2025 6:04 PM

    Is it just me or does this sound like the plot of a sci-fi movie?

    Reply
  14. peter on 09/01/2025 6:08 PM

    How will this affect internet speeds if cables are cut?

    Reply
  15. Lucy on 09/01/2025 6:09 PM

    Is it possible for other countries to develop similar technology to counter this?

    Reply
  16. kamal on 09/01/2025 6:12 PM

    China’s advancements are impressive, but the potential for misuse is worrying. Thoughts?

    Reply
  17. Jeremy_dizziness3 on 09/01/2025 6:16 PM

    What’s the likelihood of this being used for military purposes?

    Reply
  18. Faith_nebula on 09/01/2025 6:19 PM

    What measures are in place to prevent misuse of this technology?

    Reply
  19. max on 09/01/2025 6:21 PM

    Could this lead to a new kind of digital warfare?

    Reply
  20. adrienne_memory3 on 09/01/2025 6:24 PM

    How long until we see a Hollywood movie about this? 🤣

    Reply
  21. Isabellautopia on 09/01/2025 6:27 PM

    Is anyone else worried about the future of our global communication network? 😟

    Reply
  22. Bruce on 09/01/2025 6:30 PM

    How much does a diamond-coated device like this cost?

    Reply
  23. Ameliadreamer3 on 09/01/2025 6:34 PM

    Can the device withstand extreme ocean currents as well?

    Reply
  24. john-paul on 09/01/2025 6:37 PM

    I can’t help but feel uneasy about the dual-use potential. What’s next?

    Reply
  25. lukedancer on 09/01/2025 6:40 PM

    Thank you for the detailed insight into the engineering behind it!

    Reply
  26. matthew_magical on 09/01/2025 6:43 PM

    Can other nations develop countermeasures to protect their cables?

    Reply
  27. christinasolstice on 09/01/2025 6:46 PM

    What are the environmental impacts of using such a device? 🌍

    Reply
  28. Arnoldspiritual on 09/01/2025 6:48 PM

    Why do I feel like we’re living in a real-life version of “Spy vs. Spy”? 😅

    Reply
  29. Matildarevelation on 09/01/2025 6:52 PM

    Are there any international treaties governing the use of such technology?

    Reply
  30. francis on 09/01/2025 6:54 PM

    Is this device part of a larger strategy by China to control the seas?

    Reply
  31. Christopher3 on 09/01/2025 6:57 PM

    Hope this doesn’t lead to a new kind of arms race under the sea.

    Reply
Leave A Reply Cancel Reply

Subscribe to Our Newsletter

News, investigations, and analysis — our top stories every morning to start your day right.

Trending
The Importance of Trees in Cities
The Impact of CO₂ on the Climate
China’s Solar Capacity Surpasses Coal for the First Time
News by category
  • Featured
  • Cities
  • Climate
  • Energy
  • Impact
  • Markets
  • Opinions
  • Policy
  • Reports
  • Research
Information
  • About Us
  • Meet the Team
  • Advertise
  • Contact Us
  • Legal Mentions
  • Privacy Policy

Subscribe to Our Newsletter

News, investigations, and analysis — our top stories every morning to start your day right.

Facebook X (Twitter) LinkedIn YouTube TikTok
© Sustainability-Times.com. All rights reserved.

Type above and press Enter to search. Press Esc to cancel.