Lamas of Labrang Monastery attend a display ritual of a huge thangka painting of the Buddha in Xiahe County, northwest China`s Gansu Province, Feb. 28, 2018. Labrang Monastery is one of the six great temples of the Gelug Sect of Tibetan Buddhism. The annual display of Buddha thangka, a Tibetan Buddhist scroll painting, in Labrang Monastery is a Tibetan Buddhism traditional praying for a good year. [Photo/Xinhua]

Lamas of Labrang Monastery unfold a huge thangka painting of the Buddha for a display ritual in Xiahe County, northwest China`s Gansu Province, Feb. 28, 2018. Labrang Monastery is one of the six great temples of the Gelug Sect of Tibetan Buddhism. The annual display of Buddha thangka, a Tibetan Buddhist scroll painting, in Labrang Monastery is a Tibetan Buddhism traditional praying for a good year. [Photo/Xinhua]

Lamas of Labrang Monastery attend a display ritual of a huge thangka painting of the Buddha in Xiahe County, northwest China`s Gansu Province, Feb. 28, 2018. Labrang Monastery is one of the six great temples of the Gelug Sect of Tibetan Buddhism. The annual display of Buddha thangka, a Tibetan Buddhist scroll painting, in Labrang Monastery is a Tibetan Buddhism traditional praying for a good year. [Photo/Xinhua]

People attend a ritual held by the Labrang Monastery to display a huge thangka painting of the Buddha in Xiahe County, northwest China`s Gansu Province, Feb. 28, 2018. Labrang Monastery is one of the six great temples of the Gelug Sect of Tibetan Buddhism. The annual display of Buddha thangka, a Tibetan Buddhist scroll painting, in Labrang Monastery is a Tibetan Buddhism traditional praying for a good year. [Photo/Xinhua]

Lamas of Labrang Monastery carry a huge thangka painting of the Buddha to a hillside for a display ritual in Xiahe County, northwest China`s Gansu Province, Feb. 28, 2018. Labrang Monastery is one of the six great temples of the Gelug Sect of Tibetan Buddhism. The annual display of Buddha thangka, a Tibetan Buddhist scroll painting, in Labrang Monastery is a Tibetan Buddhism traditional praying for a good year. [Photo/Xinhua]

Lamas of Labrang Monastery carry a huge thangka painting of the Buddha to leave a hillside following a display ritual in Xiahe County, northwest China`s Gansu Province, Feb. 28, 2018. Labrang Monastery is one of the six great temples of the Gelug Sect of Tibetan Buddhism. The annual display of Buddha thangka, a Tibetan Buddhist scroll painting, in Labrang Monastery is a Tibetan Buddhism traditional praying for a good year. [Photo/Xinhua]