{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology handle the upload and synchronization of off-chain data?","a":"Parallel processing and concurrent execution: To further optimize the data upload and synchronization process, blockchain technology utilizes parallel processing and concurrent execution techniques to perform multiple tasks simultaneously, thus improving the efficiency and speed of data synchronization."}]}]}