Passengers of the flight 3U8001 of Sichuan Airlines board the 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. (Xinhua/Wang Xi)
