Abstract Drucker (1954) in the book "The Practice of Management¡¨ mentioned each enterprise the manager gives the corporate life and energy and the resources is in the hands of "people". A good manager have large-minded¡Bthe integrated ability and remove the personal preferences in order to have everyone is competent at his job and achieve the best configuration at the human resources allocation, so this study is to understand the behavior of the leadership of the branch manager for the bank is assets or liabilities. This study is focus on the manager's diagnostic control system and interactive control systems under the management control systems and the leadership qualities of transformational leadership and transactional leadership has a positive correlation with business performance. The study method is by T Bank's questionnaire then collection data, collation and analysis. From this study find out the good operator must be sustained and indeed encouragement to employees, to be optimistic for the future and positive thinking when encounter something, the branch's performance appraisal should bulletins regularly to keep their employees informed manager treat everyone as fair without black box, year-end performance appraisal and promotion is fair, to encourage their employees to think about how to solve problems, and to train them the ability to solve problems independently. Resourcefulness in the service attitude depend on the different customer's requirements, for customer must has empathy instead of static regularization service will make customers feel hypocritical can not impress the customer.