Air China is China's flagship carrier. A Star Alliance member, Air China operates an extended network of routes throughout the globe from its Beijing hub. Historically, the company has mainly operated long-haul routes, especially intercontinental. After a series of acquisitions of smaller domestic peers, Air China now stands firm as a member of China's airline triopoly, holding strong market share in Tier 1 cities. In addition, the company owns an equity stake in Cathay Pacific.