Steem is an open source blockchain protocol that can store social information and distribute tokens based on the proof of brain algorithm. As a blockchain with fast transaction speed and large transaction volume in the world, steem can support multiple blockchain protocols for user oriented applications, including busy org , d.tube, dlive. io, steemit. com, dsound. Audio et al. The steem blockchain creates opportunities for entrepreneurs by providing an extensible blockchain protocol. Their applications can use the protocol to store users' content, social information, account information, JSON metadata, etc., and authorize these users to earn cryptocurrency tokens (called steem) in exchange for sharing the information. Steem tokens have the best of breed properties, such as three second transmission, and do not need to be paid, thanks to steem's three second module and the delegated of stack algorithm. With the upcoming smart media token protocol (SMT), the community will increase the function of the steem blockchain, allow any entrepreneur, developer or community builder to start their own customizable steem like tokens at the top of the steem blockchain, and provide specific smart contracts for ICO, automated market maker, autonomous token distribution, founder tokens, etc. SMT will make full use of the speed and scalability of the steem blockchain to enable entrepreneurs to take advantage of the benefits from steem and steeit COM, realize the tokenization of its platform and guide the value of its token. Steem can be used to launch "steem power", exchange SBDs in the internal market, cancel orders, trade BTCs or other digital tokens, and purchase items through third-party stores.