{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology be applied to food safety traceability?","a":"Full-process traceability: By combining blockchain technology with advanced technologies such as the Internet of Things and cloud computing, the production, processing, testing, storage, and transportation  of food can be traced throughout the entire process."}]}],"pr":"2cc2cbd62557896dec436604b719035247dd34953ad1239b0e1c6ae8c4bbe7a3"}