{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the applications of blockchain smart contracts in supply chain management?","a":"Controllable product quality: By utilizing the tamper-proof characteristics of blockchain technology, products in the supply  chain can be traced to ensure controllable product quality."}]}],"pr":"c281ff974cdd2ce9230d58f99b1461ed2076aa96e16c67f4636cc25f6f2cac11"}