Overview

• Taiwan’s Ministry of National Defence said three PLA aircraft and four PLAN vessels were detected by 6 a.m. local time on September 22, with forces monitoring and responding.
• The ministry reported two PLA aircraft and six PLAN vessels the previous day, underscoring day-to-day variation in activity levels.
• On September 20 officials logged five PLA aircraft and five PLAN vessels, including three sorties that crossed the Taiwan Strait’s median line into the northern ADIZ.
• Taipei releases these tallies on X to document activity and signal readiness in the face of recurring incursions.
• Analysts describe the operations as grey‑zone tactics linked to Beijing’s One China claim and the long-standing cross-strait dispute.