Introduction to Zhu Xi:Zhu Xi (September 15, 1130 - April 23, 1200), whose courtesy name was Yuan Hui and whose first name was Zhong Hui, was also known as Hui'an, later known as Hui Weng, also known as Mr. Ziyang and Kaoting. Sir, the sick old man in Cangzhou, the old man in Yungu, the sick old man in Cangzhou, and Ni Weng. He was a famous Neo-Confucian, thinker, philosopher, educator, poet, and representative of the Fujian School in the Southern Song Dynasty. He was known as Zhu Zi in the world and was the most outstanding master in promoting Confucianism since Confucius and Mencius. A series of buildings on the west side of the academy were built in memory of Zhu Xi and serve as his memorial hall.