{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain apply to bill trading?","a":"Decentralization: With the peer-to-peer transactions realized by blockchain, the existing functions of bill intermediaries can be broken, achieving the decentralization of bill value  transmission. This helps to reduce transaction costs and improve transaction efficiency."}]}],"pr":"73e694b0d6804b25debdc03d3ccf7118cc7246f2dbbf3add79785f5f67709c76"}