Monks attend a Thangka display ritual at the Tashilhunpo Monastery in Xigaze, southwest China's Tibet Autonomous Region, July 15, 2019. Thangka are Tibetan Buddhist artworks painted on cotton or silk. The religious paintings can be traced back to the 10th century and typically depict Buddhist deities. (Photo: Xinhua)

Monks attend a Thangka display ritual at the Tashilhunpo Monastery in Xigaze, southwest China's Tibet Autonomous Region, July 15, 2019. Thangka are Tibetan Buddhist artworks painted on cotton or silk. The religious paintings can be traced back to the 10th century and typically depict Buddhist deities. (Photo: Xinhua)

A Thangka painting is displayed at the Tashilhunpo Monastery in Xigaze, southwest China's Tibet Autonomous Region, July 15, 2019. Thangka are Tibetan Buddhist artworks painted on cotton or silk. The religious paintings can be traced back to the 10th century and typically depict Buddhist deities. (Photo: Xinhua)

A giant Thangka painting is displayed at the Tashilhunpo Monastery in Xigaze, southwest China's Tibet Autonomous Region, July 15, 2019. Thangka are Tibetan Buddhist artworks painted on cotton or silk. The religious paintings can be traced back to the 10th century and typically depict Buddhist deities. (Photo: Xinhua)

Monks attend a Thangka display ritual at the Tashilhunpo Monastery in Xigaze, southwest China's Tibet Autonomous Region, July 15, 2019. Thangka are Tibetan Buddhist artworks painted on cotton or silk. The religious paintings can be traced back to the 10th century and typically depict Buddhist deities.(Photo: Xinhua)

A man attends a Thangka display ritual at the Tashilhunpo Monastery in Xigaze, southwest China's Tibet Autonomous Region, July 15, 2019. Thangka are Tibetan Buddhist artworks painted on cotton or silk. The religious paintings can be traced back to the 10th century and typically depict Buddhist deities. (Photo: Xinhua)

Monks attend a Thangka display ritual at the Tashilhunpo Monastery in Xigaze, southwest China's Tibet Autonomous Region, July 15, 2019. Thangka are Tibetan Buddhist artworks painted on cotton or silk. The religious paintings can be traced back to the 10th century and typically depict Buddhist deities. (Photo: Xinhua)

Monks attend a Thangka display ritual at the Tashilhunpo Monastery in Xigaze, southwest China's Tibet Autonomous Region, July 15, 2019. Thangka are Tibetan Buddhist artworks painted on cotton or silk. The religious paintings can be traced back to the 10th century and typically depict Buddhist deities. (Photo: Xinhua)

A Thangka painting is displayed at the Tashilhunpo Monastery in Xigaze, southwest China's Tibet Autonomous Region, July 15, 2019. Thangka are Tibetan Buddhist artworks painted on cotton or silk. The religious paintings can be traced back to the 10th century and typically depict Buddhist deities. (Photo: Xinhua)