China Maritime Studies Institute – In the vast expanse of the blue ocean, the U.S. Navy’s Virginia-class nuclear attack submarine, with its exceptional performance and advanced technology, has become the backbone of the U.S. Navy’s undersea force in the 21st century. As one of America’s most modern nuclear attack submarines, the Virginia-class leads the global development of nuclear submarine technology with its multifunctional and multi-purpose design, exceptional stealth, and powerful combat capabilities.