Abandoned fishing net can damage eco-environment, this behavior is called “Ghost fishing”. Divers confront dangerous and time wasting when cleaning the fishing nets. Thus, by considering the problems from the process, we design Brea-Ocean, which combine Propeller, Nets Collection Device and Artificial Intelligence (AI) technologies to assist divers move fast when under the sea and assist divers to clean up the nets more efficiency. It will reduce the damages during the cleaning, and make our ocean breath again. The features of Brea-Ocean: (1) Reduce manpower and support – Divers can work more conveniently by using Brea-Ocean, and it is able to call divers around or other machines for support through device’s interface within the AI system. (2) Improve work efficiency - Fast net-collection work and fast inflating machine system. (3) Convenient storage and carrying - The fan on both side of the product can fold for storing and carry easily.