Information & communication technology is changing the cost-revenue pattern of the service industry's location choice,which makes the service industry's enterprises change their location,on the other hand,the importance of face to face contact in and out of the business restricts this location adjustment.New competition and opportunity brought by ICT make service industry divide and reorganize,new enterprises formed by reorganization make their own choice of different location,which adapt to the new cost-revenue pattern.Actually,Service industry's new geography impacted by ICT in the whole is fulfilled by those differentiation and reorganization.Different knowledge background and culture of different regions affects the change level of their service industry's location.