In the early years of the Western Han Dynasty, we just experienced wars and wars, such as the overthrow of the Qin Dynasty, the dispute between Chu and Han, and the high emperor beheaded the king with a different surname. The population has dropped sharply, the economy is broken and the society has just stabilized. We must establish and formulate some systems and policies to restore the economy, consolidate the political power, let the people breathe a sigh of relief and restore the society and political power. Therefore, in the early Western Han Dynasty, the policy of "learning from Huang Lao" was used to govern the DPRK and avoid repeating the same mistakes, which was the root of the policy of "rest and recuperation" in the early Western Han Dynasty. .