1. Zhou Ruchang (April 14, 1918 - May 31, 2012) was born in Tianjin. The pseudonym was Yuyan, the name was Min'an, and later the pseudonym was changed to Yuyan. He was also signed by Jie Weiren. He once used the pseudonyms Nianshu, Cangyu, Xuexi, Gu Yan, Yugong, Shiwu, Yuqing, Shiyan, Tea Guest, etc.
2. Chinese red scholar, classical literature researcher, poet, and calligrapher. He is the first person to study red scholarship in New China after Hu Shi and other gentlemen. He is the main force and master of the textual criticism school and is known as the contemporary " "Leader of Red Learning". His representative work on Red Mansions, "New Evidence of the Dream of Red Mansions", is an important work with pioneering and epoch-making significance in the history of Red Mansions, laying a solid foundation for modern and contemporary Red Studies research. In addition, he has made profound efforts and made outstanding contributions in the fields of poetry, calligraphy and other fields. He has edited and written many monographs.