{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the functions of the blockchain technology upgrade module?","a":"Improving system performance:  By optimizing the underlying technology of the blockchain, increasing the generation speed of blocks, transaction processing speed, and network throughput, the overall operation efficiency of the blockchain system is enhanced."}]}],"pr":"c436ee802f95ee6da7ca8b93bf4cfdc4f93e7554a4925b009f707e750d88db90"}