Which dynasty did Zhu Danxi come from?

Zhu Danxi came from the Yuan Dynasty. Zhu Danxi, whose real name is Zhenheng, whose name is Yan Xiu, was later honored as "Danxi Weng". A native of Xiwu (now Yiwu, Zhejiang) in Yuan Dynasty, he was the founder of Ziyin School, one of the "Four Great Masters in Jin and Yuan Dynasties". He lived later than the first three, but in academic theory, he can be said to be the most complete and detailed collection of the first three. His medical skill is brilliant, and he has written many books about medicine in his life, among which the famous ones are Danxi Heart Method, Ge Zhi Yu Lun and Fang Ju Drama. There is a stream named Danxi in Zhu Danxi's hometown, so people call it "Danxi Weng" at this time. His medical skills were superb, and he often received good results in treating diseases, so people called him "Zhu Yitie" and "Zhu Bubu Seed" at that time. Danxi School, founded by Zhu Danxi, advocated nourishing yin, which made outstanding contributions to the development of traditional Chinese medicine and had a wide and far-reaching impact on later generations. He is also known as the "Four Great Physicians in the Jin and Yuan Dynasties" with the medical masters such as Liu, Liu, Liu and Liu.