Jiyuan is a monk, and it is called the Temple of Heaven. It is named after the Tiantan Peak of Taihang Mountain. Later, there was the name of "Panguyu" and "Dangyu".

Jiyuan Wintergrass, also known as Jiyuan Ice Lingcao, is produced in Jiyuan City, Henan Province. Containing ice weeding A, B, A and B, it also contains volatile oil alkaloids, bitter ingredients, lactones and flavonoids. Among them, ice weed A and B are anti-tumor active ingredients, for various Cancer has a certain effect. Jiyuan Wintergrass has the reputation of “Wangwu Xiancao” and is also known as “Penicillin in Traditional Chinese Medicine” because of its strong killing effect on strains of Staphylococcus aureus and Streptococcus aureus. In April 2006, the General Administration of Quality Supervision, Inspection and Quarantine approved the implementation of the protection of geographical indication products for Jiyuan Wintergrass.