M503航线全面启用 专家分析：缓解台海空域拥堵 合情合理合法

Core Viewpoint - The Civil Aviation Administration of China announced the activation of the M503 air route, enhancing airspace efficiency and addressing congestion in international air traffic over the Taiwan Strait, marking a significant development after ten years of planning [1] Group 1: Air Route Development - The M503 air route has been approved by the International Civil Aviation Organization since 2007 and is now fully operational [1] - The establishment of the M503 air route aims to alleviate congestion in international air traffic heading southeast [1] Group 2: Historical Context - In 2015, a north-south air route was introduced, which was adjusted by approximately six nautical miles to accommodate concerns from Taiwan [1] - The activation of the M503 route reflects a long-term planning effort to optimize airspace usage in the region [1]