Photo taken on Aug. 19, 2020 shows a huge Thangka painting displayed during a traditional `sunning of the Buddha` ceremony at the Drepung Monastery in Lhasa, southwest China`s Tibet Autonomous Region. Celebrations for the traditional Shoton Festival, or Yogurt Festival, began in Lhasa on Wednesday. (Xinhua/Zhan Yan)

A traditional `sunning of the Buddha` ceremony is held to mark the start of the Shoton Festival at the Drepung Monastery in Lhasa, southwest China`s Tibet Autonomous Region, Aug. 19, 2020. Celebrations for the traditional Shoton Festival, or Yogurt Festival, began in Lhasa on Wednesday. (Xinhua/Zhan Yan)

Photo taken on Aug. 19, 2020 shows a huge Thangka painting displayed during a traditional `sunning of the Buddha` ceremony at the Drepung Monastery in Lhasa, southwest China`s Tibet Autonomous Region. Celebrations for the traditional Shoton Festival, or Yogurt Festival, began in Lhasa on Wednesday. (Xinhua/Zhan Yan)

A traditional `sunning of the Buddha` ceremony is held to mark the start of the Shoton Festival at the Drepung Monastery in Lhasa, southwest China`s Tibet Autonomous Region, Aug. 19, 2020. Celebrations for the traditional Shoton Festival, or Yogurt Festival, began in Lhasa on Wednesday. (Xinhua/Zhan Yan)

Buddhist monks carry a huge Thangka painting at the Drepung Monastery in Lhasa, southwest China`s Tibet Autonomous Region, Aug. 19, 2020. Celebrations for the traditional Shoton Festival, or Yogurt Festival, began in Lhasa on Wednesday. (Xinhua/Zhan Yan)