Group 1 - The core point of the article is the resumption of direct flights from Beijing to Pyongyang by Air China starting March 30, with tickets currently available for booking [1] - The flight CA121 will depart from Beijing Capital Airport at 08:05 Beijing time and arrive at Pyongyang Airport at 11:00 local time, using a Boeing 737-800 aircraft [1] - Prior to this, international passenger trains between Beijing, Dandong, and Pyongyang have been operating in both directions since March 12, 2026 [2]