{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology be applied in the environmental protection field?","a":"Green Supply Chain Management: Through blockchain technology, real-time monitoring and traceability of carbon emissions, environmental compliance data in the supply  chain can be achieved, ensuring effective verification of enterprises' environmental behavior and green products."}]}],"pr":"f47a59e8ebe7d754b22f8378af3e1dd20c0a4b94d764875c564cf789a5a0f928"}