Businessman tests his mini-submarine in lake

Businessman tests his mini-submarine in lake

VietNamNet Bridge – 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.

Vietnamese businessman successfully tests his submarine

VNE

Businessman tests his mini-submarine in lake Related image(s)