The smart contract is deployed on the blockchain, and its contract content is transparent and can not be modified.<br>The smart contract running on the blockchain is also maintained by the network nodes on the blockchain. As long as the blockchain is in place, the smart contract can run forever.<br>Compared with the traditional contract, the smart contract with the above three characteristics mainly has the advantages of de trust, economy, efficiency and no need of third-party arbitration<br>。<br>
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