Introduction to "Yuanheng Memorial Hall": The special exhibition "Yuanheng Memorial Hall" introduces the hardships and twists and turns of writing "Yuanheng Horse Treatment Collection" by brothers Yu Benyuan and Yu Benheng, who were natives of Liu'an Prefecture and famous veterinary scientists in the Ming Dynasty. , and the widespread influence of "Yuanheng's Horse Therapy Collection" around the world. This book is a collection of ancient veterinary medicine, rich in content, subtle in diagnosis and treatment, and its acupuncture and moxibustion is unique to the veterinary field. It has become the most widely circulated veterinary masterpiece in my country. In the Qing Dynasty, it was included in the collection of "Sikuquanshu" and spread overseas. After being reprinted many times by various veterinarians in later generations, with additions and deletions, there are now more than 70 existing versions.