The evolution of the Mensheng class with other classes of society was the result of the interaction of. From the Han Dynasty, the Mensheng class began to differentiate; the three students undertake, inner class and further differentiation; and when the Sui and Tang Dynasties, the Mensheng class began a gradual simplification trend. Between the Han and Tang Dynasties, the Mensheng class the whole social status showed 'U' type wave. Political connection between the Mensheng class and teachers, strengthening for main, main, by political dependence into political unity grassroots power. The Mensheng class and the corresponding economic relations between a grade metamorphism, courtesy as also became necessity goods donation.