{"id":11155,"date":"2025-07-23T06:47:23","date_gmt":"2025-07-23T05:47:23","guid":{"rendered":"https:\/\/visegradpost.com\/?p=11155"},"modified":"2025-07-22T15:33:11","modified_gmt":"2025-07-22T14:33:11","slug":"this-isnt-innovation-its-insanity-chinese-farmers-diy-submarine-dives-26-feet-and-sparks-explosive-global-reactions","status":"publish","type":"post","link":"https:\/\/visegradpost.com\/en\/2025\/07\/23\/this-isnt-innovation-its-insanity-chinese-farmers-diy-submarine-dives-26-feet-and-sparks-explosive-global-reactions\/","title":{"rendered":"\u201cThis Isn\u2019t Innovation, It\u2019s Insanity\u201d: Chinese Farmer\u2019s DIY Submarine Dives 26 Feet and Sparks Explosive Global Reactions"},"content":{"rendered":"
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IN A NUTSHELL<\/strong><\/td>\n<\/tr>\n
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  • \ud83d\udea4 Zhang Shengwu<\/strong>, a retired farmer, built a homemade submarine called the Big Black Fish<\/i> that dives 26 feet deep.<\/li>\n
  • \ud83d\udd27 The submarine features reinforced welds, water tanks for submersion, and a glowing blue instrument panel for navigation.<\/li>\n
  • \ud83d\udcc8 Footage of the Big Black Fish<\/strong> went viral on Chinese social media, capturing public imagination and admiration.<\/li>\n
  • \ud83c\udf0a Zhang’s innovation highlights the power of dreams and determination, inspiring others to pursue their own ambitious projects.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n

    In an era where technology is advancing at a breakneck pace, stories of human ingenuity never fail to capture our imagination. One such tale is unfolding along the banks of the Fengle River in China, where a retired farmer has done the unimaginable. Zhang Shengwu, a former carpenter and welder, has crafted a five-ton homemade submarine named Big Black Fish<\/i>. This remarkable vessel, built with limited resources and boundless determination, dives 26 feet beneath the river’s surface, showcasing the power of dreams meeting sheer willpower. Zhang\u2019s story is not just about engineering; it\u2019s a testament to the relentless human spirit.<\/p>\n

    Building the \u2018Big Black Fish\u2019<\/h2>\n

    The journey of constructing the Big Black Fish<\/i> is nothing short of a modern-day epic. Unsatisfied with his first creation, Zhang invested over 40,000 yuan (approximately US$5,570) into a more advanced submarine. The new vessel measures 22 feet in length and 5.9 feet in height, comfortably seating two people. Its ability to dive 26 feet deep is attributed to the two tons of concrete added to its base for stability, coupled with water tanks that manage the submersion process. These tanks fill with water to dive and drain to ascend, ensuring a smooth operation.<\/p>\n

    Zhang’s attention to detail is evident in the submarine’s construction. Every weld is reinforced and sealed with silicone, while the cockpit features a glowing blue instrument panel and an external joystick for navigation. A waterproof camera atop a five-meter pole allows Zhang to inspect the riverbed before each dive, adding a layer of functionality to his innovation. The Big Black Fish<\/i> cruises at around four knots, demonstrating that this homemade project is no mere hobby\u2014it\u2019s a functioning marvel.<\/p>\n

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