Group 1 - Nvidia's CEO Jensen Huang announced that the company will not release any more Hopper series chips due to U.S. government restrictions on the export of the Hopper H20 chip to China, indicating a reassessment of the strategy in the Chinese market [1] - OpenAI launched Codex, a cloud-based AI programming agent capable of handling multiple development tasks simultaneously, which assists developers in coding, understanding code structure, and fixing bugs [1] - Ant Group's CTO He Zhengyu stated that the lack of data is the source of "hallucinations" in large models, emphasizing that the boundaries of data determine the capabilities of these models, and that the cost of data acquisition is increasing as cheap internet data is running out [4] Group 2 - The DeepSeek V3/R1 model architecture was analyzed in a recent paper, highlighting innovations such as multi-head latent attention for memory efficiency, expert mixture architecture for optimizing computation and communication, and FP8 mixed precision training to maximize hardware potential [2] - The establishment of China's first clinical and translational ward for brain-computer interface technology at Beijing Tiantan Hospital aims to provide innovative treatments for patients with neurological diseases [6] - China has built the world's largest and most advanced information and communication network, with 5G applications integrated into 86 of 97 national economic categories, promoting deep integration of the real economy and digital economy [8]

交警回应贵阳一小米SU7发生车祸致人伤亡：确有该起事故，具体会有相关部门处理 金十数据5月18日讯，5月18日，多名网友反映17日在贵阳市花果园小区附近，发生一起交通事故，一辆 小米SU7电动车在行驶中撞到人疑似造成人员伤亡。5月18日，记者致电贵阳市南明区交警，一名工作 人员表示，确有该起事故。随后，另一名工作人员接线表示并不了解该事故，不便回应，称"具体会有 相关部门处理的"。 （潇湘晨报） ...

智通财经APP获悉，市场观望美国即将公布的对等关税政策，港股早盘探底回升，恒科指数一度涨 1.8%，随后涨幅逐步收窄，恒指及国指午后集体翻绿。截止收盘，恒生指数跌0.02%或4.31点，报 23202.53点，全日成交额2165.98亿港元；恒生国企指数跌0.07%，报8531.51点；恒生科技指数涨 0.35%，报5426.44点。 中信证券指出，受近期个别企业的配售和对关税问题的担忧，港股自3月中旬持续调整。但该行判断这 两个因素更多为短期的情绪扰动，并不会改变港股延续反转的中长期行情。该行认为，从4月中旬起， 若海外开始交易新一轮的美联储降息预期，且国内也开始抢跑月底的政治局会议，港股有望重拾上行趋 势。 蓝筹股表现 盘面上，大型科技股涨跌互现，小米续跌超4%，快手则涨超2%。苹果AI功能拓展至更多语言和地区， 苹果概念股集体上扬；机构称险企资负两端均有改善机会，新华保险涨近5%领跑内险股；部分AI概念 股活跃，万国数据涨超5%，金山云涨超4%；新势力3月销量放榜，零跑汽车首夺新势力销冠，股价大 涨近13%创新高，吉利汽车涨超4%；重型机械、半导体、建材水泥股等飘红。另一边，有色金属、医 药股等陷入调整 ...