消息面上，1)长江电子团队指出存储行业周期反转，供需逻辑改善，AI及数据需求推动DRAM、NAND 等增长，美股存储公司大涨，A股相关标的受关注；2)德明利获阿里、字节等大额存储订单，企业级 SSD收入占比提升，产能扩张计划明确，国产化替代及车规存储布局加速；3)DeepSeek V3.2模型发布推 动AI降本增效，寒武纪等国产芯片厂商完成适配，优化算力部署效率，凸显软硬件协同能力。 截至09月30日09:35，科创芯片ETF指数588920.SH上涨1.99%，其关联指数科创芯片000685.SH上涨 1.92%；主要成分股中，寒武纪-U上涨4.16%，中芯国际上涨3.15%，澜起科技上涨3.10%，海光信息上 涨1.24%，佰维存储上涨6.14%。 券商研究方面，东吴证券指出AI驱动PCB技术全面升级，封装载板正向高线路密度与大尺寸演进，IC封 装基板作为芯片封装核心材料，在线宽线距等关键性能指标上持续突破，以适配CoWoS等先进封装技 术要求，该类高端基板需具备L/S≤2微米的高密度布线能力及100mm x 100mm大尺寸规格，为AI、高性 能计算提供基础支撑；招商证券则关注存储芯片领域，强调美光通过 ...

Group 1 - The Media ETF (159805.SZ) increased by 1.86%, while the related index, the CSI Media Index (399971.SZ), rose by 2.29% as of August 18, 10:00 [1] - Major constituent stocks saw significant gains, with Mango Excellent Media up 16.94%, Huace Film & TV up 18.58%, Liou Co., Ltd. up 4.70%, Kunlun Wanwei up 3.81%, and Zhongwen Online up 5.44% [1] - According to research from招商证券, the official release of GPT-5 has significantly enhanced writing, programming, and medical capabilities, suggesting a focus on the development opportunities for leading companies in the media sector [1] - 国信证券 emphasized in its August media industry investment strategy that there are layout opportunities in AI applications and IP trend toys, noting that the performance inflection point for the sector has emerged amid weakening base effects, an upward supply cycle, and improved macro expectations [1] - Both institutions are focusing on the structural impact of AI technology iteration on the media industry [1] Group 2 - Related products include Media ETF (159805), Semiconductor ETF (159813), Big Data ETF (159739), Robotics ETF (159278), Telecom ETF (560690), and Sci-Tech Chip ETF Index (588920) [2] - Related individual stocks include Focus Media (002027), Giant Network (002558), Yanshan Technology (002195), Kaiying Network (002517), Kunlun Wanwei (300418), Light Media (300251), Shenzhou Taiyue (300002), Liou Co., Ltd. (002131), 37 Interactive Entertainment (002555), and BlueFocus Communication Group (300058) [2]