Devotees hang prayer flags to a pole near the Jokhang Temple in Lhasa, capital of southwest China's Tibet Autonomous Region, Feb. 8, 2017. As the Tibetan New Year draws near, prayer flags tied on the five poles surrounding the Jokhang Temple have been replaced by new ones in accordance with Tibetan tradition. (Xinhua/Chogo)

Devotees perform religious ceremony at a pole near the Jokhang Temple in Lhasa, capital of southwest China's Tibet Autonomous Region, Feb. 8, 2017. As the Tibetan New Year draws near, prayer flags tied on the five poles surrounding the Jokhang Temple have been replaced by new ones in accordance with Tibetan tradition. (Xinhua/Chogo)

Monks perform religious ceremony at a pole near the Jokhang Temple in Lhasa, capital of southwest China's Tibet Autonomous Region, Feb. 8, 2017. As the Tibetan New Year draws near, prayer flags tied on the five poles surrounding the Jokhang Temple have been replaced by new ones in accordance with Tibetan tradition. (Xinhua/Purbu Zhaxi)

Monks perform religious ceremony at a pole near the Jokhang Temple in Lhasa, capital of southwest China's Tibet Autonomous Region, Feb. 8, 2017. As the Tibetan New Year draws near, prayer flags tied on the five poles surrounding the Jokhang Temple have been replaced by new ones in accordance with Tibetan tradition. (Xinhua/Purbu Zhaxi)

Monks perform religious ceremony at a pole near the Jokhang Temple in Lhasa, capital of southwest China's Tibet Autonomous Region, Feb. 8, 2017. As the Tibetan New Year draws near, prayer flags tied on the five poles surrounding the Jokhang Temple have been replaced by new ones in accordance with Tibetan tradition. (Xinhua/Chogo)