【正文】 In the book of Economics he narrated as follows： Who determines the affairs of the pany? It is decided by the increasingly important professional manager’s stratum mainly． In one and an other panies， the initial founders have been replaced gradually by the newtype managers． The newtype manager is often the graduate of Business College of Harvard University, and he is not promoted from the team through his own struggling． He has already possessed the special training and technology to man age enterprises． Schumpeter considered the professional manager a leader of the social development； its function was to innovate． Famous economist Yushi Mao of China thinks： The professional manager is qualified personnel in management field． He is well mannered and with strong will and high principle in heart． He knows how to promise and seek the interests with the cooperator． Synthesizing abovementioned views， bining the main function and the development trend of professional managers， this paper defines professional managers as follow： They are special employees in enterprises． Under the modem enterprise system， in order to develop further, the enterprise looks for them through the intermediary agency or trains them inside the enterprise． The agreement relation of both sides restricts them. They possess part control power of the enterprise， rebine and utilize existing resources through their knowledge and management ability． They can replace the enterprise owners to perform making decision， supervising an d examining etc． 3 Occupation Characteristics of Professional Managers Historical background and development course of professional manager have determined that professional manager’s stratum is an important group of enterprise employees． Its special occupation characteristics are in four aspects． (1)The work of professional manager is the behavior of agency． The professional manager accepts the mission of the enterprise owners as the administrator of enterprise and replaces the owners to operate enterprise． The relations between enterprise owner and professional manager are client and agent． (2)The occupation of professional manager has stronger mobility． Professional manager’s knowledge， management ability and experience are incorporeal capita1． Their mobility has determined that the occupation of professional manager has stronger mobility． In a sense， the professional manager’s market value is realized while professional managers flow among enterprises． (3)The occupation of professional managers has greater risk． Under the condition of market economy, professional managers must face the pressure from outside rivals of enterprises and also must face the pressure to maximize the owners’ benefit， and have the risk of being dismissed at any moment． Professional managers have to face all risks that enterprises face， such as decisionmaking risk， financial risk， policy risk，etc． 4 Quality and Ability that Modern Professional Manager Should Possess Professional manager is responsible for making decisions on operating enterprises． His decisions concern the survival and development of enterprise directly． The fierce market petition asks professional managers to possess quality and ability of the following． Moral Quality with Honest and Keeping Promise as Kernel 9+ Moral quality is a primary target of assessing professional manager and it is the foundation for professional manager to survive in the market too． This kind of moral quality includes： The first is the loyalty to the shareholders and enterprise， taking it as one’s management aim to protect enterprise’s benefits， to preserve enterprise’s assets value and to maximize shareholders’ investment value． The second is to dedicate to occupation， namely to fulfill the duty with all endeavors． The third is to keep business secrets of enterprises firmly, including the enterprises that one has ever served and been serving． Professional Quality and Complex Knowledge Structure with Excellent Management Ability as Kernel The professional quality of professional manager includes management ability and techniques of one industry that professional manager engages in． That is to say professional manager should has a longterm strategic development idea， concrete and feasible management method and means． Professional manager should seize the opportunities from the change of domestic and international markets and adjust the strategy and decision in good time． At the same time， it is also important for professional manager to have team spirit, be good at molding corporate culture and pay attention to human resources development and the staffs’ training and continuing education． As a result， the enterprise bees a studying organization with innovation ability． Professional manager also must have plex knowledge structure ． The characteristics of the plex knowledge structure are intensive professional knowledge and broad fields of knowledge． Namely, professional manager should have knowledge structure of T shape． The horizontal of T means the broad fields of knowledge． The professional manager’s knowledge can’t be confined to management field． He should master the knowledge of relevant subjects ， such as general knowledge of philosophy, natural science and social science， etc． The vertical of T stands for the intensive professional knowledge. Integration Quality with Decisionmaking Ability as Kernel The professional manager’s quality is prehensive and his ability is the external manifestation of quality ． The first is the ability of making decision． Management is to make decision． Only professional manager possesses outstanding decisionmaking ability, could he lead enterprises to success． The second is the ability of coordinating． Professional manager must be good at municating with