Tourism Complex is a new type of industry complex with tourism,estate,recreation,business andculture. It has developed rapidly because it is an important engine to promote the development of mode-rn tourism.This paper expounds the four elements include land,industry,function and operation of TourismComplex. As a case study of OCT East
， analyzed it’s development subsequence, planning layout and in-dustrial distribution. Conclude that its development cluster mode was based on development cluster, prod-uct cluster,function cluster and operation cluster. Ultimately achieve it’s value about amplification effect,s-pillover effect,cluster effect and promotion effect.