In order to improve the quality management system of aquatic products in China, this article introduced that the safety assurance systems of aquatic products in the developed countries and districts, such as the United States, European Union(EU), Norway and Japan. Also the problems existing in China were summarized, for example, weakness in the monitoring system and pollution of breeding environment. Detailed discussion was made on the sources of hazards and responding control methods. Finally, tracefish, part of an EU project, was discussed as well as the application of predictive microbiology in the production of aquatic foods.