Economy is the foundation of society s harmonious development,and economic harmony is the primary condition of constructing harmonious society.

At present,China s economy is transformation stage and there is unbalance of benefits,especially economic interests,among different social groups,so to realize the harmony of economic interests,namely economic harmony,is an emergent task for constructing harmonious society.

Harmonious society includes economic harmony,political harmony and cultural harmony.

Socialist market economy should be the harmonious economy with democracy and legal system in the harmonious society,market management law should guarantee the forming of harmonious economy.

It is the prerequisite and foundation of structuring the harmonious society to develop harmonious economy.

The methods of combining theory and practice and Marxist dialectical analysis methods are adopted in this paper to deepen the comprehensive understanding of economic harmony by giving harmonious economy the in-depth and detailed philosophical analysis.

This paper introduces the connotation of economic law system and the important significance of researching on economic law system, points out that the market service law is the new remember and new sub-department of economic law system, and analyzes on several important features of the market service law.

World economic globalization not only poses new challenges to China s economic law system but also provides opportunities for its development and perfection.

Deng Xiaoping s thought on economic law is mainly made up of the knowledge of the relation between law and economy,enterprise law system and economic law system,etc.

This paper analyzes enterprises cluster system based on harmony economy theory and harmony management theory,so as to explore its harmony development capabilities.