{"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":"e7dd15674d788d64a81f92c1755f33da3af6bdf1e6a9b18c502e7bfacc0be6b9"}