Since and Technology Service Industry is an emerging industry based on since and technology and other professional knowledge.Constructing Scientific and Technological Service Outsourcing Base and promoting cluster development of Science and Technology Service Industry are effective methods to develop Science and Technology Service Industry rapidly.This paper used Coupling Theory to propose the modes of building Service Outsourcing Base from the perspective of industrial agglomeration based on the realities of development of Guangdong Science and Technology Service industry. <<