Liu Heng (203 BC-BC 157), namely Emperor Wendi (reigned in BC 180-BC 157) and Liu Qi (fifth day of the twelfth lunar month in 65438 BC-first month in 65438 BC +0465438 BC), namely the Han Dynasty. Adopt the knowledge of Huang Lao, govern by doing nothing, share the interest with the people, recuperate and restore the economy; Coachable modestly, modify the penalty; Strengthen military strength and stabilize the frontier; Frivolous and generous, encouraging production; Restrain the strongman Wenjing's rule was under the unified kingship of the Han Dynasty. The ruling class followed the historical development, adopted policies adapted to the times, and conformed to the social development at that time, thus promoting political progress and economic prosperity, resulting in a famous unprecedented prosperity in the history of China.