Narwhal sub must meet all safety standards before sea trials

Narwhal still undergoing equipment tests to ensure sea readiness

CSBC General Manager Tsai Kun-Tsung says sub can submerge, surface safely

Budget conditional on Narwal meeting safety standards and beginning of testing

Domestic submarine completes 85% of harbor acceptance tests

Defense Minister Wellington Koo says submarine delivery on schedule

1st submarine prototype expected to be delivered by 2025

Features such as incept sonar, flank sonar array become visible

Submarine will soon undergo sea acceptance testing before being handed over to Navy

Kazuki Yano suggests Taiwan sub could have been far superior to Japanese subs