Group 1 - Century United Holdings (01959) resumed trading with an initial increase of over 33%, currently up 4.24%. The company announced a cash deal of approximately HKD 153 million for the acquisition of about 377 million shares, representing 71.12% of the total issued share capital, at HKD 0.405 per share [1] - Changfei Optical Fiber (06869) rose over 10% following a report from Huatai Securities indicating that the company's optical fiber and cable business is benefiting from AI computing demand, leading to continuous product structure optimization [1] - Kangnait Optical (02276) increased by over 5% after the launch of Quark AI glasses, marking Alibaba's entry into the AI glasses market [1] - Tanwan, a subsidiary of Tanwan (09890), signed a cooperation agreement with COEXIST Group for artist work development, contributing to a monthly increase of over 30% in stock price, currently up 4.34% [1] Group 2 - Yaojie Ankang-B (02617) surged nearly 14%, currently up 18.57%. The company announced that its core product, Tiengotine, has published exploratory Phase II clinical results for cholangiocarcinoma in a high-impact journal [2] - China Silver Group (00815) rose over 7% as spot silver prices exceeded USD 65 per ounce, marking one of the strongest rebounds in commodities for 2025 [2] - Yidu International (00259) fell over 12%, currently down 12.67%, as Muxi shares debuted on the STAR Market with a 568% opening increase, reaching a market cap of CNY 280 billion [2] - Gaoya Optical (00907) experienced a significant drop of 40%, currently down 34.67%, after receiving a notice from the stock exchange regarding insufficient operational levels to maintain listing [2] Group 3 - Zhaoyan New Drug (06127) increased by over 10% as the market focused on the rising prices of preclinical evaluation test assets, with experimental monkeys priced at approximately CNY 140,000 each [3] Group 4 - Airline stocks saw gains, with Eastern Airlines (00670) up 5.66%, Air China (00753) up 5.56%, and Southern Airlines (01055) up 7.22%. Recent operational data showed strong passenger load factors for November, with Eastern Airlines at 87.37%, Southern Airlines at 86.29%, and Air China at 83.3% [4] Group 5 - Pfizer (PFE.US) fell 3.41% as the company predicts minimal sales growth next year due to costly acquisitions aimed at refreshing its drug portfolio [5] - Quantum computing stocks saw collective gains, with IonQ Inc (IONQ.US) up 7.81%, D-Wave Quantum (QBTS.US) up 7.5%, and others showing similar increases [5] - Hesai Technology (HSAI.US) rose 3.64% as the company announced its participation in CES 2026 in Las Vegas [5] - Pony.ai (PONY.US) increased by 7.28% following the announcement of the first batch of L3 autonomous driving vehicle approvals in China [5] Group 6 - Lemonade (LMND.US) rose 8.38% after Morgan Stanley upgraded the stock to hold and raised the target price from USD 53 to USD 85 [6] - Seagate Technology (STX.US) increased by 0.89% as Morgan Stanley reiterated its "overweight" rating, expecting continued demand for hard disk drives until 2027 [6] - Bitcoin-related stocks rebounded strongly, with Strategy (MSTR.US) up 3.34%, Circle (CRCL.US) up 9.99%, and Coinbase (COIN.US) up 0.87%, as Bitcoin prices returned above USD 87,000 [6] - UBS (UBS.US) rose 4.94%, reaching its highest price since 2008, following a proposed compromise on new capital rules by Swiss lawmakers [6]

据TrendForce报道，西部数据近日通知客户将逐步提高所有HDD（机械硬盘）产品的价格；公司声称， 其存储产品组合中每种容量的需求都达到了前所未有的水平，并且该公司正在投资先进的创新技术。 此前美股机械硬盘龙头西部数据股价收涨0.68%，报103.09美元/股，再度刷新历史新高，自今年低点涨 幅超两倍。 中信证券指出，自2023年以来，AI驱动全球数据中心存储需求显著提升，HDD较SSD在容量、成本层 面优势明显，成为欧美云厂商近线存储首选。目前美股公司希捷科技、西部数据贡献全球80%产能，经 历2021年下行周期后，企业短期扩产意愿&动力不足，且扩产周期一般需要12~18个月左右。 深科技：掌握硬盘磁头与硬盘盘基片核心制造技术，拥有自主产权的全自动高精密头堆、盘基片生产 线，主要产品包括硬盘磁头、盘基片、HDD机械硬盘。 智迪科技：公司磁电存储芯片主要用于数据的存储和读取。 *免责声明：文章内容仅供参考，不构成投资建议 *风险提示：股市有风险，入市需谨慎 其认为，本轮数据中心HDD上行周期自2024年开始，当前主要企业产品交期、订单能见度基本在一年 以上，行业供需偏紧的态势有望至少延续至2026下半年左 ...