{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology be applied in the e-commerce sector?","a":"Anti-fraud protection: Blockchain  technology can achieve real-time monitoring and conditional constraints during the transaction process by constructing decentralized payment systems and smart contracts. This makes refund fraud and other behaviors virtually impossible, thereby improving the security of e-commerce."}]}],"pr":"771b80fd4d220931bf14db27a9c3c42671fba24ed915268e624160dfcdb5472c"}