{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology be applied to anti-counterfeiting and traceability?","a":"Decentralized storage: Blockchain technology uses a distributed ledger management method, storing data information on multiple nodes, making it difficult to tamper with. Each node saves  a complete data copy, ensuring the security and consistency of the data."}]}],"pr":"11d3c28da182bf52bda4a9e41e3c7221a28b75c827db93d0de0cb8cb8988c51b"}