60-year-old farmer builds submarine by hand
chinadaily.com.cn |
Updated: 2025-07-18 11:07
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In 2016, he developed a surface vessel that generated minimal waves while in motion. This invention also received a utility model patent.
However, this grassroots inventor had a bigger dream, his most ambitious project is the current new generation submarine. He invested over 40,000 yuan ($5,570) into its construction. This new submarine has a length of 7 meters, a height of 1.8 meters, and weighs 5 tons. It can dive to 8 meters, holds a capacity for two people and travels at a minimum speed of 4 nautical miles per hour.
