{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology be applied in the field of supply chain?","a":"Asset tracking and traceability: By recording the information of  each asset flow process in the supply chain, including production, logistics, warehousing, and other links, as well as any changes that may occur during the circulation process of each asset, blockchain technology can achieve full-process tracking and traceability of assets."}]}],"pr":"8650602a09d9ecd695e8e82ca4e5644fac0564af86cd216dde92c0dd8f9e2cae"}