Contingent worker is the most important part of the enterprise.Based on the research documents about enterprise contingent worker encouragement from the CNKI in China , by using the content analysis research, this paper summarizes and reviews the study methods to enterprise contingent worker encouragement, contingent worker’s contents and characteristics, the current situations and tactics. Based on above the mentioned , the paper puts forward the directions of the contingent worker encouragement and corresponding suggestions on how to stimulate contingent worker effectively.