Tibetannet

Photo taken on Oct. 4, 2016 shows pagodas in four colours in Sanyai Monastery of Zhanang County, southwest China's Tibet Autonomous Region. Sanyai Monastery, one of the most important religious sites in Tibet, attracts lots of visitors. (Photo/Xinhua)

Photo taken on Oct. 4, 2016 shows the Sanyai Monastery under construction in Zhanang County, southwest China's Tibet Autonomous Region. Sanyai Monastery, one of the most important religious sites in Tibet, attracts lots of visitors. (Photo/Xinhua)

This aerial photo taken on Oct. 4, 2016 shows the Sanyai Monastery in Zhanang County, southwest China's Tibet Autonomous Region. Sanyai Monastery, one of the most important religious sites in Tibet, attracts lots of visitors. (Photo/Xinhua)

Monks have sutra debate in Sanyai Monastery of Zhanang County, southwest China's Tibet Autonomous Region, Oct. 4, 2016. Sanyai Monastery, one of the most important religious sites in Tibet, attracts lots of visitors. (Photo/Xinhua)

Photo taken on Oct. 4, 2016 shows the Sanyai Monastery in Zhanang County, southwest China's Tibet Autonomous Region. Sanyai Monastery, one of the most important religious sites in Tibet, attracts lots of visitors. (Photo/Xinhua)