Yongjin Han has written:

'Xin de wen hua fa zhan guan' -- subject(s): Civilization, Cultural policy

They blamed Confucianism for civil and cultural dysfunction

The term "Han" refers to the majority ethnic group in China, which has a long history and distinctive culture. Many Chinese people identify with this heritage and cultural legacy, hence why they refer to themselves as Han. It is a way to connect with their historical roots and sense of belonging within the Chinese society.

Economic imbalance caused by the rich gaining more wealth over the poor.

The Han dynasty saw the invention of the rudder, which was useful in sea trade and sea warfare. It also saw the invention of paper, which made record keeping more efficient.