公鱼 is a mobile application developed on the 公鱼互联 platform for iPhone users. This app provides industry news updates, facilitates electronic contract and settlement processes, enables users to procure construction materials via the 公鱼 marketplace, and handles bulk material procurement services. Users can stay informed with industry trends and streamline various business transactions using this utility tool.

With 公鱼, users can access a wide range of services, from news updates to procurement activities, all within a single mobile application. The platform aims to enhance user convenience by offering seamless access to essential industry information and services, making it a valuable tool for businesses and individuals alike.