{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain be applied in the fields of production and sales?","a":"Product Traceability and Anti-counterfeiting: With the help of blockchain technology, enterprises can assign a unique ID to each product, recording the entire process  from production to sales. In this way,"}]}],"pr":"e7bb25533bb8a5a9e4ab084dc5237b9b07254548fe9261af9ba080df1ee8ee8f"}