Hu Qingyu Tang, the "king of medicine in Jiangnan", was founded by the "red-topped businessman" Hu Xueyan in 1874 (the 13th year of the Tongzhi reign of the Qing Dynasty) and is located in Qinghefang, Hangzhou. From the establishment of the capital of the Southern Song Dynasty in Lin'an (now Hangzhou) to the Ming and Qing dynasties, a long corridor of "medicine shops" was formed in the Qinghefang area. Among them are Baohetang in the Southern Song Dynasty, Zhu Yangxin Plaster Pharmacy in the Ming Dynasty; and the "six major" Hu Qingyu Tang, Ye Zhongde Tang, Fang Huichun Tang, etc. in the late Qing Dynasty. Hu Qingyu Tang fully inherited the pharmaceutical skills and industry norms of the "Taiping Huimin Hejiju Fang" officially formulated by the Southern Song Dynasty. In this sense, Hangzhou is the birthplace of the "ancient Chinese medicine classics", and Hu Qingyu Tang has inherited this good tradition. The traditional business customs preserved by Hu Qingyu Tang are extremely rich. "Avoid fraud" culture. "Avoid fraud" is the store motto of Hu Qingyu Tang, written by Hu Xueyan himself. For more than 130 years, Hu Qing Yu Tang has always adhered to the principle of "no cheating", adhered to traditional Chinese ethics and traditional Chinese medicine culture, and formed a business philosophy and store rules with "no cheating" as the connotation. This concept has the characteristics of transcending the corporate level and advocating social morality. Hu Qing Yu Tang has preserved a number of folk ancient prescriptions and secret recipes. The old pharmacists in the company who have unique skills and are proficient in traditional Chinese medicine craftsmanship are still alive, which is a great wealth for society. Due to the influence of modern technology, climate change, environmental pollution and the impact of strong culture, Hu Qing Yu Tang's traditions are being threatened, and some are even endangered. To this end, Hu Qing Yu Tang has invested a certain amount of manpower and material resources and formulated a practical protection plan.