{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology be applied in the management of supply chain traceability?","a":"Decentralized supply chain management: Through the decentralized characteristics of blockchain technology, various parties in the supply chain can real-time record and view transaction information on the same  distributed ledger, achieving transparency and fairness of the supply chain and improving supply chain efficiency."}]}],"pr":"f5ab430b53c42e68feec00890a157e71b5b9a69891e079d2fc3b40c829fe2945"}