{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the scale expansion strategies for blockchain?","a":"Optimize consensus algorithm: By improving  existing consensus algorithms such as Proof of Work (PoW), Proof of Stake (PoS), etc., the transaction processing speed and throughput of the blockchain system are increased, thus supporting larger-scale users and transaction volumes."}]}],"pr":"cc815a09b9f76169370143857049a893bde786e1eb022ff5ef090330f1e419e3"}