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Update news nguyen quoc hoa
VietNamNet Bridge - After a lot of exertions, engineer Nguyen Quoc Hoa has received the agreement from Deputy Prime Minister Vu Duc Dam to carry out trial run with his Hoang Sa submarine on the sea.
VietNamNet Bridge - After inventing Truong Sa 1 mini submarine, Nguyen Quoc Hoa, a businessman in Thai Binh province, has created and put Hoang Sa mini-sub into trial.
VietNamNet Bridge – Testing of the Truong Sa mini-submarine has been suspended for an indefinite period, as Thai Binh provincial authorities have rejected the inventor’s request to conduct his experiments in the local waters.
VietNamNet Bridge - At the latest test in a tank in the afternoon of March 7, the homemade submarine named Truong Sa (Spratly) of an entrepreneur in Thai Binh province could still dive and resurface well in the presence of many people.