N * N Plus Network (NNP) is a block system built on P2P networks, similar to the current popular P2P digital currency system. It maintains transparent ledgers in a decentralized manner, achieving autonomous and secure management of user digital assets and efficient flow. The NNP system is designed to meet the requirements of IOT (Internet of Things) data services, utilizing block technology to provide a decentralized security management platform for IOT data services, achieving the high concurrency and low latency performance requirements required by the IOT system....