{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology change supply chain management?","a":"Transparent supply chain management: Blockchain technology achieves the transparency of supply chain data by recording each transaction in an immutable block. All participants can view and verify the authenticity of  transactions at any time."}]}],"pr":"cf7ff804cfab9c6a1158c8606b25dc9763423bb09854365f8c8f8e307b34456b"}