{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology promote the digital upgrading of the real economy?","a":"Enhancing supply  chain transparency: Through blockchain technology, full-process information transparency, traceability, and secure logistics transportation can be achieved, thereby improving logistics efficiency, reducing costs, and enhancing service quality, making supply chain management more efficient."}]}],"pr":"190909bd64fddcbf46dad28f69a9f84f076c17b4cf69cdb1d0d3cb681551fa37"}