The Marine Power Battle is a multiplayer strategy board game. Through entertaining and entertaining, it explains the basic policies of my country's maritime power to game players in an easy-to-understand way, and understands the importance of maritime power in safeguarding national sovereignty, security, and development interests. Position, familiar with my country's marine resources and important strategic locations, and recognize the challenges and threats faced in the development process. In this game, the player becomes the executor of the maritime power strategy, uses the turntable to obtain the number of steps forward, gains benefits through the use and management of important ports and islands, and gains through the five major strategies of maritime power: cognition of the ocean, Use the ocean, ecological ocean, control the ocean, and harmonious ocean to obtain development opportunities or cause the development process to lag, and finally use the player with the fastest development of the maritime power strategy to win. (For specific gameplay, please refer to the game manual)