{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does the blockchain injection and version upgrade process work?","a":"Planning and Design：Firstly，according to the requirements of the blockchain system，carry out overall planning and  design，including determining the key components such as blockchain architecture，consensus algorithm，and smart contract."}]}],"pr":"e7335738c62638e7408a7e86d669a5f2e58712cafd9ac0f1dfeac8180e6b8e17"}