A passenger poses for a photo in front of a boarding pass model of the first flight at the Chengdu Tianfu International Airport in Chengdu, southwest China's Sichuan Province, June 27, 2021. Chengdu Tianfu International Airport in southwest China's Sichuan Province has opened for operations, with a Sichuan Airlines flight bound for Beijing taking off on Sunday morning. [Photo by Wang Xi/Xinhua]