Blockchain belongs to the new generation of Internet technology. IPV6 solves the problem of address resource required by the new generation of Internet. Blockchain can upgrade the Internet used for information transmission to the Internet of trust delivery and value delivery. Decentralized trust transfer mechanism will establish trust relationship between people and things in the network virtual world. Non-repudiation of value delivery will give everything interconnection and digital asset protection storage exchange development new opportunities. Blockchain is about to reconstruct the Internet and human lifestyle, which will inject powerful impetus into the development of cyberspace.