{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the derivative market parameter update proposals in the blockchain?","a":"The proposal for updating derivative market parameters in blockchain refers to a plan submitted by participants in a blockchain-based over-the-counter derivative trading system to improve market trading efficiency, increase transparency, and reduce risks. These market parameters include contract specifications, trading rules, credit ratings, etc. By introducing proposals for updating derivative market parameters, the blockchain system can continuously optimize and improve  to meet the needs of market participants.↵↵In this process, blockchain technology can provide an efficient transaction infrastructure for the derivative market, smart contracts ensure the execution of trading rules, consensus mechanisms guarantee data security and consistency, and a unified credit evaluation system reduces transaction risks."}]}],"pr":"aabb863b7ad2761241e9513138c36e02f7b98625dfa6e19bc83f9d7e163069ab"}