‘Hai Kun’ to undergo submerged testingBEHIND SCHEDULE: Testing is not expected to finish until at least the middle of the year, with three phases remaining, despite delivery scheduled for November last yearBy Hung Ting-hung, Wu Che-yu and Fion Khan / Staff reporters, with staff writerThe Hai Kun (海鯤), Taiwan’s first locally built submarine, is said to be departing for its first submerged trials as early as this morning. The Hai Kun, which underwent a dry-docking on Dec. 5 last year for calibration and maintenance, was undocked and returned to pier No. 91 at Kaohsiung Harbor for surface trials on Wednesday last week. The indigenous submarine Hai Kun undergoes tests in Kaohsiung in an undated photograph. On June 14 last year, the Hai Kun left the pier and conducted its first self-powered maneuvering within Kaohsiung Harbor, which was followed by initial sea acceptance tests three days later.

Source: Taipei Times January 25, 2026 17:33 UTC