{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does cross-chain technology in blockchain solve the interoperability problem of data and asset exchange between different chains?","a":"Information Delivery: To enable asset interoperability between chains, a mechanism for  delivering information accurately and timely during the cross-chain process is required. This mechanism can include smart contracts, proxy nodes, etc., thus enabling different chains to interact with each other."}]}],"pr":"097c20bb9651515b85d9d270c29b74ea8a8ba5324a68974ec49144341c993aec"}