Since ancient times, Xunzi has been closely connected with the ancient Chinese culture. It is the same as the orchid, and it is the same as the traditional culture of Confucianism, Buddhism and Taoism. It is the idol of Buddhism and gentleman worship. It is the embodiment of purity, sincerity, friendship and practicality. Since ancient times, Tang Xiezi has been well-known both at home and abroad with traditional Chinese medicine famous names such as “Tang Chaihu”, “Tang Banxia” and “Tang Xiangfu”.

Tongli stem is produced in Tongbai County, Nanyang City, Henan Province. Tongbai County has more than 1,000 kinds of natural Chinese herbal medicines, which is known as the "treasure of Chinese medicine". Tongtong platycodon was named as Tongling Terrier by the "Compendium of Materia Medica" due to its production in Tongbai Mountain, Tongbai County. Tong platycodon has a unique chrysanthemum heart, which can be used to remove sputum, remove evil phlegm, remove internal leakage and throat. Originally wild, it can now be planted by hand. In April 2006, the General Administration of Quality Supervision, Inspection and Quarantine approved the implementation of GI products for the protection of platycodon grandiflorum.

Tang Banxia, ​​commonly known as medicine dog egg, is an ancient name for the variety of authentic medicinal materials produced under the specific human and geographical conditions of Tanghe. Pinellia is a perennial herb of the genus Araceae. The mid-summer of the Tang Dynasty is a perennial herb of the genus Araceae, which has the effects of dampness, phlegm, phlegm and phlegm, and eliminates phlegm and stasis. It mainly treats genital warts, chills, vomiting, chest, chest, and plum qi.