It takes its name from the elm trees lining the Yulin River, which flows through the site and separates the two cliffs from which the caves have been excavated.
[3] In 2008 the Yulin Grottoes were submitted for future inscription on the UNESCO World Heritage List as part of the Chinese Section of the Silk Road.
More recently, under the management of the Dunhuang Academy, the focus has been on preventive conservation through consolidation of the cliff face and controlling access.
[1][5] The paintings are Buddhist with some secular scenes, the former including buddhas, bodhisattvas, apsara, and jataka tales; and the latter, donor portraits, go players, representatives of China's ethnic minorities, marked out by their hair styles and dress, farming scenes such as milking a cow, wine-making, a smelting furnace, and a marriage ceremony; depictions of musicians and dancers help break down the distinction between the sacred and the profane.
[5] The forty-two caves are dated as follows, based largely on the style of the paintings and their accompanying inscriptions (in Chinese, Mongolian, Tibetan, Sanskrit, Tangut, and Old Uighur):[6][7]