Uisang （625-702） One of the most eminent early Silla scholar-monks， a close friend of Wonhyo 元晓. He traveled to China， studying at Mt. Zhongnan as a student of the influential Huayan master Zhiyan 智俨 and as a senior colleague of Fazang 法藏. He became an expert in Huayan 华严 doctrine and was the founder of the Korean Hwaom school. He was famous as a temple builder. Most well-known among his writings is the Hwaom ilsung popkye to （Chart of the Avatam!saka Single Vehicle Dharmadha^tu） 华严一乘法界图.