{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the optimization strategies for mining in the blockchain?","a":"Pool selection: Choosing a suitable mining pool is also important for mining efficiency. Mining pools provide  miners with better hash power and stability, which can increase mining income."}]}],"pr":"f39f0f84ac7062621bee195a0c0786ec36b520527b7012259382ee90acb94cb7"}