Taipei, Dec. 30 -- Taiwan's Ministry of National Defense said that it has detected a spike in Chinese military activity around the island, detecting 130 People's Liberation Army (PLA) aircraft, 14 naval vessels, and eight official ships in surrounding airspace and waters as of Tuesday morning.

Of the aircraft, 90 crossed the Taiwan Strait median line, entering Taiwan's northern, central, southwestern, and eastern Air Defense Identification Zones (ADIZ).

The latest activity comes amid large-scale joint military drills launched by China on Monday, involving the army, navy, air force, and rocket forces in exercises code-named "Justice Mission 2025." Beijing said the drills are a warning against "Taiwan independence" separatist forces and for...