Suvarnaprabhāsottamarāja-sūtra is one of important canonical Buddhist scriptures,which had great influence in China during the tenth century after the fall of the Tang Dynasty.Many manuscript copies of Suvarn,aprabhāsottamarāja-sūtra were found among Dunhuang manuscripts and documents and texts from Khara Khoto.Several large-scale enterprises for translation,proof-reading and commentation of Buddhist texts took place during the following periods of the Western Xia dynasty:in the reigns of Emperor Bingchang(r.1068-1085),Emperor Renxiao(r.1140-1193)and Emperor Zunxu(r.1211-1222).During the Yuan Dynasty,some printed copies ofSuvarn,aprabhāsottamarāja-sūtra show its renewed popularity,and demonstrate that Suvarn-aprabhāsottamarāja-sūtra had played a very important role at the heart of Buddhism in the Western Xia.The popularity of Suvarnaprabhāsottamarāja-sūtra in the Western Xia Dynasty had also shows that it enjoyed the support of the imperial family of the Western Xia,while the universal monastic dissemination of the sutra to Western Xia society was also of great importance.