What is Fu Qingzhu doing in Beijing on foot?

Be aggrieved for Yuan Jixian. Fu Shan and 100 Shanxi students signed a letter and walked to Beijing to avenge his teacher, Shanxi teacher Yuan Jixian. After hard work, Yuan Jixian's unjust case was clarified. Fu Shan was a Taoist thinker, calligrapher and physician during the Ming and Qing Dynasties. The first name is Chen Ding, the word green bamboo, and the word green owner has been changed. There are also aliases such as Zhenshan, Zhuoweng and Shen Shi, all of whom are from Taiyuan Yangqu.