The Yi areas played a very important role in the governance of the Southwest Frontiers in Ming Dynasty.In the early Ming Dynasty，military operations in the Yi areas were the basis of Confucious Civilization.The Ming Dynasty gradually formed a fourfold national governance pattern in the Yi nationality areas，namely guarding towns，Garrison system，tusi system and Confucious civilization.The Yi nationality area was "steered into" the fast track of national governance of the Ming Dynasty.As a national landmark and institutional arrangement，Confucious civilization was the Ming dynasty''s frontier governing measure of promoting cultural soft power in the Yi areas.