稳定币概念股异动，创业板软件ETF华夏（159256）涨幅扩大至近1%

Core Viewpoint - The A-share index experienced a collective rise on December 19, driven by news related to stablecoins, with the fintech and software development sectors showing strong performance [1] Group 1: Market Performance - The ChiNext software ETF Huaxia (159256) saw its gains expand to nearly 1%, with constituent stocks such as Sifang Jingchuang and Caixun shares rising over 5% [1] - Leading stocks in the sector included Aerospace Zhizhuang, Chuangye Huikang, and Zhongke Chuangda, which led the gains [1] Group 2: Industry Developments - Visa launched a stablecoin settlement service based on USDC in the U.S., allowing card-issuing and acquiring banks to settle VisaNet transactions via the Solana blockchain, enhancing liquidity management efficiency with near real-time fund clearing [1] - The software industry plays a crucial role in the AI industry chain, primarily in the midstream technology layer and downstream application layer, providing essential technical support and facilitating the implementation of AI applications [1] Group 3: Strategic Insights - Longjiang Securities highlighted that in the context of intensified Sino-U.S. technological competition, achieving complete autonomy in key areas is essential for China's technological development, particularly in the context of supply chain security [1] - As critical policy assessment years like 2025 approach, domestic operating systems and foundational software within the Xinchuang industry chain are areas of significant focus [1]