In two consecutive days, China's domestically produced aircraft have made significant strides in internationalization: Air China announced that the C919 will operate its first international passenger flight on the Beijing–Ulaanbaatar route; shortly afterward, COMAC revealed that Cambodia Angkor Airline Flight signed a purchase agreement for 20 C909 aircraft.

With both trunk and regional routes advancing in parallel, the pace of Chinese-made aircraft 'going global' has clearly accelerated.

Why were Mongolia and Cambodia chosen as the initial destinations? This is no coincidence but part of a precise and pragmatic market strategy:

The Ulaanbaatar route serves as a critical testbed for the C919 on international trunk lines. The Beijing–Ulaanbaatar sector offers a moderate flight distance and manageable operational risks, while its cold, high-altitude conditions provide a rigorous performance evaluation for the aircraft. As the inaugural international route, it enables COMAC and airlines to refine cross-border procedures such as customs clearance and air traffic coordination, marking the first step in international commercial operations.

The sale to Cambodia, meanwhile, represents the C909's strategic entry into Southeast Asia’s regional network. With numerous islands and short intercity distances, the region sees concentrated demand on tourism and short-haul international routes. The 90-seat C909, known for its cost efficiency and operational flexibility, aligns well with these local requirements. The bulk order of 20 aircraft signals that China's regional jets are transitioning from sporadic overseas deliveries to systematic integration into foreign airline networks.

In short, the strategy is clear: deploy the trunk-line C919 along peripheral international routes to accumulate cross-border operational experience, while using the regional C909 to weave a dense network and deepen presence in specific markets.

While these breakthroughs are encouraging, selling aircraft is merely the first step toward true globalization. The greater challenge lies not only in securing airworthiness certifications from Europe and the United States but also in building a robust overseas commercial operations ecosystem.

Commercial airliners typically remain in service for two to three decades, and buyers prioritize total lifecycle costs and support assurances: Can spare parts supply chains and maintenance networks cover overseas operations? Can pilot and ground crew training systems be effectively deployed abroad? Will global logistics ensure timely delivery of replacement components in case of failures?

Selling an airplane is easy; operating it sustainably is hard. Establishing a reliable after-sales and operational ecosystem is key to earning long-term customer trust. Going forward, Chinese-made aircraft must generate more safety and reliability data to alleviate market concerns, advance mutual recognition of airworthiness standards, and ultimately transition from 'regional breakthroughs' to 'routine global operations.'

Progress must be made step by step. Moving from domestic operations to regional entrenchment, China’s large aircraft program is forging a steady and aviation-industry-compliant development path.

【本文部分内容由AI辅助生成，特此声明。The author(s) generated part of the content in this work with the assistance of artificial intelligence (AI), which is hereby declared.】