Since the development planning of Jiangsu coastal area promoted to national strategies in 2009, Jiangsu coastal area has made remarkable achievements in integrated economic level and the development of marine economy, but contrast to other areas of Jiangsu province and other coastal areas of other provinces and municipalities, the development of Jiangsu coastal area is relatively stagnant, and there are five contradictions during development need to resolve urgently, to rise from an low-lying land, Jiangsu coastal areas must adhere to the "five development" way. <<