Tag：High intelligence
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Analysis of advantages and disadvantages of Ethereum smart contract
Advantages and disadvantages of smart contract advantage: 1. The highly secure smart contract is encrypted and stored on the blockchain node, which can ensure that there will be no change or loss without permission. 2. Transaction efficiency is high, the process of smart contract is almost automated, the transaction efficiency is improved, and many intermediaries […]
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No sense of security brush face through the gate! Qingyun technology helps Guangzhou smart Metro improve its security level Max
What is smart metro? No customer service? yes! Passenger distribution perception? sure! Automatic optimization of station environment? no problem! Waiting guidance? well! No feeling to buy tickets? Accept! Insensible security? Make it happen! Smart subway, which can satisfy people’s imagination of smart travel, is coming. On September 9, Guangzhou smart Metro demonstration station was […]