Stone Tian Lu and Bi Xie of Han dynasty in Nanyang are the artistic treasure of Chinese engravings and have been recorded the protection and study process by the people from Tang dynasty to now.

• 南阳汉代雕塑天禄、邪这对雕塑艺术瑰宝历经沧桑,记录了从唐代至今天对它们的研究保护过程。