{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are some examples of applications of blockchain technology in the field of public welfare and charity?","a":"Improving  collaboration between charity organizations: Blockchain technology can reduce transaction costs between charity organizations, enhance collaboration efficiency, and enable more resources to be invested in helping those in need."}]}],"pr":"6d0ae030c33f3bff5a0036d93be7f79ab3c15a9d19c05eb0a414d47725264a0d"}