Group 1 - Eastern Airlines will officially launch a new international direct flight route from Xi'an to Vienna starting April 20, increasing its total number of European routes to 27 [1] - The new route will be operated using the A330 aircraft, with flights scheduled three times a week on Mondays, Thursdays, and Saturdays [1] - The new route connects the starting point of the ancient Silk Road in Northwest China with Vienna, known as the "City of Music," enhancing economic cooperation, cultural exchange, and tourism between the two regions [1] Group 2 - Xi'an Xianyang International Airport is the largest international aviation hub in Northwest China, consistently ranking first in passenger and cargo throughput in the region [2] - The airport is projected to handle over 48 million passengers in 2025, marking a historical annual high, with international passenger numbers reaching 1.987 million, a 50% increase year-on-year [2] - The airport operates 60 international passenger routes connecting 52 major cities across 25 countries, facilitating connections to 34 destinations in 19 countries involved in the Belt and Road Initiative [2]