Wolong Temple is located on Baishulin St., Beilin District, Xi'an, Shaanxi Province of China. According to the stele in the temple, it was built during Lingdi's reign (AD 168-189), Han Dynasty, more than 1,800 years ago. It was called "Fu Ying Chan Yuan"(福应禅院) during the Sui Dynasty. The temple kept a painting of Guanyin drawn by Wu Daozi in the Tang Dynasty, so it was also called "Guanyin Temple" (观音寺). It was renamed Wolong Temple during Taizong's reign of (976-997), Song Dynasty.