{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology be applied in the management of traceability chains?","a":"Decentralized storage: Blockchain technology achieves decentralized storage through a distributed network, where data is not managed by a single central institution  but is distributed across multiple nodes. This decentralized feature ensures the security and reliability of the data, making it difficult for traceability information to be tampered with or forged."}]}],"pr":"10acf08b8a39bb3b5d9257d449ca8fdc45f153a94f878838c942cb64a1cc3d29"}