It refers to the ability of correspondence. Running a business not only needs visible property but also needs invisible property, namely harmonious personal network. It is needless to say that when you are about to do anything, you need many people’s help and support, such as team member, investor, local government etc. Even the King of Steel has said that “I prefer to spend 90% of my time in establishing contact group. Its importance can be never emphasized. The entrepreneur can be the core of the group and also one of its member. Consequently, one needs good psychological personality, group consciousness and skilled ability in human communication and correspondence, and the spirit of cooperation and devotion. One of the experiences of successful entrepreneurs in developed countries is the combination of technique expert, management expertise, financial expert and sales expert. They make the group’s overall advantage and then form a solid basis for its success. At present, the “pyramid” way of management is gradually replaced by “network” way of management. So the enforceability and authority are reduced and the object-submissiveness and cooperativeness are strengthened, which require the manager be equipped with high coordination capability. With the integration of the subjects’ business activities, the manager can make the business concerted and maximize the effectiveness.