{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"Who should provide the official version and fixes for major issues in blockchain version upgrades?","a":"Major issues related to blockchain version upgrades require official versions and fixes to be provided by the development team or maintenance organization of the blockchain project. These teams are responsible for following up on the development of the project, ensuring the security, stability, and compatibility of the blockchain system,  and troubleshooting and solving potential problems. Additionally, they need to optimize and improve the blockchain system based on market demand and technological advancements. In China, relevant departments and industry associations are also closely monitoring the development of blockchain technology and playing essential roles in policy formulation and industry guidance."}]}],"pr":"b5f4ff315ee0b0d48de6923f06a28a802f30335904b56011b57a266fe4a1ea1a"}