{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the two major improvement solutions for the scalability of blockchain?","a":"Sidechains: Sidechain technology allows asset and data exchange between different blockchains, thus achieving expansion. By transferring part of the business logic to the sidechain, the burden on the main  chain can be alleviated, and the overall system's processing capacity can be improved."}]}],"pr":"412fe8d209d45e3cd2c2c5de2f6ea0f306e5bcdae994cc303b3daaeda2de6c82"}