Caigen Tan is a collection of quotations written by Hong Yingming, a Taoist priest in the early Ming Dynasty, which discusses the issues of self-cultivation, social life, social interaction and fertility. It is a rare treasure training in the vast past, with the crystallization of the truth of three religions and nine streams, and the eternal truth that has been passed down from generation to generation. It has an incredible subtle influence on people's cultivation and moral cultivation.