In the period of Yuan dynasty, the nomadic people from the north China started to rule Central Plains. Then the tradition- al Confucian culture was facing a great challenge for inheritance and development. Under the background of social unrest and cultural decline,the scholars,represented by Yao Shu,Xu Heng,Yao Sui, Boshu Lujin, Wang Yun and Ma Zunchang, under the background of social instability and culture declination, generously took the Principle as their own duty, carried on Confucian School, advanced ' the way of Han nationality', manag...