CPO概念盘中活跃，光模块龙头新易盛午后涨超5%

Group 1 - A-shares showed mixed performance with major indices declining, while sectors like gold jewelry, dairy, nuclear power, and optical communication were active [1] - The AI application sector is still in its early stages, with potential for growth driven by increasing application scenarios and token consumption, supported by advancements in domestic AI chip capabilities [1] - The domestic CPU market is expected to see new growth opportunities due to the implementation of domestic innovation policies in government and industry sectors [1] Group 2 - The cloud computing 50 ETF has a high AI computing content, covering sectors such as optical modules, data storage, and liquid cooling, with a significant portion of DeepSeek concept stocks [2] - The management and custody fees for the cloud computing 50 ETF are among the lowest in the market at a combined rate of 0.2% [2]