What happened
During a joint military training operation involving the Taiwan Navy, an aircraft was performing a mission that included towing a target. While the aircraft was in the cruise phase of flight over the Taiwan Strait, it was struck by a surface-to-air missile. The missile had been launched from a Taiwan Navy frigate during the exercise.
Upon impact, the aircraft experienced an explosion. Following the incident, wreckage and debris from the aircraft were located in the waters off Taitung. The flight involved a total of four crew members, all of whom were killed in the accident.
Findings
Investigations into the event determined that the aircraft was mistakenly shot down by friendly fire from a naval vessel's missile system during the course of the maritime exercise.