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Update news mini-submarine
VietNamNet Bridge – “The experiment was not successful. It could not fulfill the things we planned,” Nguyen Quoc Hoa, the inventor of Truong Sa submarine, after the test at sea on May 30.
VietNamNet Bridge – The mini-submarine named Truong Sa of a businessman in Thai binh Province was tested at sea on May 30, after the successful trials in a tank and a lake. However the test had to stop because the propeller was broken.
After about two hours of testing in a lake in a private industrial zone in Thai Binh City, the mini submarine named Truong Sa, manufactured by a local businessman, could dive and resurface at the witness of hundreds of people.