Poseidon Chain focuses on the expansibility, security and real-time issues faced by the application of blockchain technology to the Internet of Things, and combines blockchain, Internet of Things, distributed encrypted storage and computing to build a new generation of Internet of Things architecture. Establish a full-process solution for maritime data acquisition, storage, sharing and application. PCCM is the original asset of Poseidon Chain, which is applied to the digital economic activities of Poseidon Chain, including the payment of maritime commercial activities, maritime insurance and entertainment consumption.