The development of blockchain can be divided into three stages ： Blockchain represented by bitcoin 1.0 Stage , It mainly realizes the issuance and circulation of decentralized encrypted digital currency ; The blockchain represented by Ethereum 2.0 Stage , It aims to create decentralized applications based on smart contracts , To adapt to more complex and diverse application scenarios ; Blockchain 3.0 Stage , Then the blockchain will be deeply integrated with other emerging technologies , Achieve collaborative development .
To jointly promote the research and application of blockchain Technology , Many alliances have been established around the world . At present, the mainstream public chain platforms include bitcoin 、 The etheric fang 、EOS etc. , The alliance chain platform includes HyperLedger Fabric、 R3 Corda etc. .