{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the applications of blockchain technology in supply chain management?","a":"Data security and traceability: Blockchain technology has the characteristics of being tamper-proof, distributed storage, and collective maintenance, allowing various links in the supply chain to  be traced and managed. By uploading relevant information to the chain and encrypting the data to ensure data security."}]}],"pr":"ee0d0a03232fc4a518eb547226c6e420ab94f5c24c440a9f70ea89b318448353"}