565K views · 14K reactions | Taiwan's first indigenous defense submarine the Narwhal, also known as Hai Kun, was spotted Tuesday morning sailing out of the Port of Kaohsiung at around 8 a.m. as it moves from a harbor acceptance test that began in July 2024 to sea trials. | Focus Taiwan | Facebook

8.5K views · 146 reactions | MPWangTingYu :Taiwan’s first Indigenous Defense Submarine, Narwhal (Haikun), is now conducting harbor trials using its own propulsion system—marking steady progress toward the long-awaited Sea Acceptance Test (SAT). | NextGen PHDefense | Facebook