{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology be applied in supply chain management?","a":"Ensuring data security: Blockchain adopts cryptographic algorithms and consensus mechanisms to protect data security, ensuring that data is not tampered with or  deleted. Each record has uniqueness: once the data is recorded on the blockchain, it will become a permanently unchangeable record, thereby improving the security and reliability of the supply chain."}]}],"pr":"7506e3e7b490d1fa5bcfe654952d38e02b71151573eab7c48221e5934cd7c7b4"}