enterprise middle-level leaders were investigated with Performance Maintenance Questionnaire on Leadership Behavior to evaluate the senior level leaders of 34 enterprise unites.

This paper discusses the rationalization of enterprise leadership quality structure,analyzes the factors affecting leadership efficacy and explains the relationship between leadership quality structure and leadership efficacy,thus suggesting the way of improving the whole leadership efficacy and giving the leadership roles a full play in enterprise management.

To set up the steadfast communism faith,we must strengthen the thought politics construction of basic level leadership.

The paper attempts to, according to general principles of management, explore the possibility of the peer middle-level leaders cooperation to offer some beneficial reference to college managing.

We construct a three dimension model of business top-level leadership behaviors on the basis of the researches on customer value structure and migration,and discuss the role of top-level leadership in the customer value creation deeply.