A man hangs prayer flags on a mountain in Xigaze, southwest China's Tibet Autonomous Region, Jan. 24, 2023. Following the tradition, people here went early in the morning to hang new prayer flags on top of mountains and their house roofs to celebrate New Year under the Tibetan calendar. (Xinhua/Jigme Dorje)

A man hangs prayer flags on a mountain in Xigaze, southwest China's Tibet Autonomous Region, Jan. 24, 2023. Following the tradition, people here went early in the morning to hang new prayer flags on top of mountains and their house roofs to celebrate New Year under the Tibetan calendar. (Xinhua/Jigme Dorje)

A man hangs prayer flags in Xigaze, southwest China's Tibet Autonomous Region, Jan. 24, 2023. Following the tradition, people here went early in the morning to hang new prayer flags on top of mountains and their house roofs to celebrate New Year under the Tibetan calendar. (Xinhua/Jigme Dorje)

This aerial photo taken on Jan. 24, 2023 shows the morning view of Xigaze, southwest China's Tibet Autonomous Region. Following the tradition, people here went early in the morning to hang new prayer flags on top of mountains and their house roofs to celebrate New Year under the Tibetan calendar. (Xinhua/Jigme Dorje)

People set prayer flags on a hill in Lhaze County, southwest China's Tibet Autonomous Region, Jan. 23, 2023. Following the tradition, people here went early in the morning to hang new prayer flags on top of mountains and their house roofs to celebrate New Year under the Tibetan calendar. (Xinhua/Jigme Dorje)