冰场上，两支队伍的身影交织如梭。韩国队员身着亮黄队服，滑行时如疾风掠过，起跑爆发力与弯道控 制尽显专业风范；延庆少年则以白绿色战衣相迎，他们紧随其后，目光始终锁定"对手"的每一个动作细 节。檀国大学队主教练吴龙锡手持秒表，目光如炬，时而高声提醒："重心前压！冰刀切角再精准！"而 延庆队教练孟美君则在场边记录数据，适时为小队员调整技术动作。 "延庆的冰面质量超过很多韩国专业场馆，这里的孩子对冰雪的热爱更让我们感动。""延庆气候宜人， 环境优美，特别适合训练。"檀国大学队师生们高度评价延庆的训练条件和组织效率。 高頔/摄 转自：北京日报客户端 韩方运动员展现的高度自觉性、职业精神，以及技术细节的提升，比如在弯道处的速度控制与身体平衡 能力，让延庆的青少年们收获颇多，孩子们对短道速滑的理解也更深了。 近日，延庆区梦起源滑冰馆内的冰上训练热火朝天，一场跨越国界的中韩短道速滑合训正在此上演。近 日，韩国檀国大学短道速滑队3名教练带领12名运动员受邀来到延庆，与延庆本土少年滑冰队员展开为 期10天的技术交流，双方在冰面上并肩切磋，以技术为纽带，续写冬奥冰雪情缘。 2024-2025赛季国际滑联短道速滑世界青年锦标赛男子1 ...

Core Insights - DeepSeek has significantly disrupted the large model market within 128 days of its launch, notably reducing the prices of inference models, with OpenAI's June update pricing dropping to 20% of its previous version [1][2] - The usage of DeepSeek models on third-party platforms has surged nearly 20 times since its release, benefiting numerous cloud computing providers [3] - However, DeepSeek's own website and API market share have been declining, unable to keep pace with the rapid growth of AI products in the first half of the year [4][6] Group 1 - DeepSeek's model usage on its own platform has decreased, with its share of tokens generated dropping to only 16% by May [10][11] - The traffic for DeepSeek's web-based chatbot has also significantly declined, while other major models have seen increases in traffic [13] - Monthly active users for DeepSeek dropped from 614.7 million in February to 436.2 million in May, a decrease of 29% [14] Group 2 - DeepSeek's strategies to reduce costs have led to compromises in service quality, resulting in longer wait times for users on its official platform [15][26] - Other platforms, despite being more expensive, offer much faster response times, with some achieving near-zero latency [16][18] - DeepSeek's context window is limited to 64k, which is among the smallest in the industry, making it inadequate for certain applications [22][23] Group 3 - DeepSeek's approach involves bundling user requests, which lowers the cost per token but increases individual wait times [26] - The company appears to prioritize internal research and development over user experience, focusing on achieving AGI rather than monetizing its services [27][28] - The competition in the AI space is heavily reliant on computational resources, with DeepSeek's strategies reflecting a focus on optimizing these resources [30] Group 4 - Other model providers, like Claude, are also adjusting their speeds to manage computational strain while trying to maintain user experience [31] - Claude's output speed has decreased by 40% since the release of its latest version, yet it remains faster than DeepSeek [32] - The industry is evolving to enhance the intelligence provided by each token, rather than just increasing the overall model capabilities [36]

Core Insights - The article discusses the increasing prevalence of AI-assisted writing in biomedical research, highlighting that over 20% of the 1.5 million abstracts published on PubMed in 2024 exhibit characteristics typical of large language models (LLMs) [1][3]. Group 1: AI Usage in Biomedical Research - A significant portion of biomedical papers, approximately 14%, has been identified as having been written with the assistance of LLMs within a year [1]. - The use of LLMs in certain countries and disciplines has surpassed 20%, indicating a growing trend in AI-assisted writing [3][5]. - The study found that 10%-11% of abstracts in 2024 utilized LLMs, with some sub-corpora showing rates as high as 30% [11][15]. Group 2: Characteristics of LLM Writing - LLMs tend to favor stylistic verbs and adjectives that do not contribute to the content but alter the writing style, leading to the frequent use of words like "intricate" and "notably" [2][11]. - The analysis revealed that 66% of the overused words in 2024 were verbs, while 16% were adjectives, indicating a preference for certain types of language [11][21]. - Authors are beginning to adjust their writing to avoid obvious LLM markers, which complicates the assessment of LLMs' impact on academic output [5][21]. Group 3: Variability in LLM Usage - The reliance on LLMs varies significantly across disciplines, with fields like computational biology and bioinformatics seeing around 20% usage due to rapid technological advancements [15][16]. - In non-English speaking countries, such as China and South Korea, LLM usage can reach 15% as researchers seek assistance with English writing [16]. - Open-access journals, particularly those with simpler review processes, show higher LLM usage rates (up to 24%) compared to prestigious journals like Nature and Science, which have rates between 6% and 8% [16]. Group 4: Detection and Adaptation - Researchers are exploring methods to detect LLM-generated text, but current detection tools may not accurately differentiate between human and AI-generated content [27][28]. - The study indicates that while authors can modify their writing to reduce LLM characteristics, complete avoidance is challenging [25][28]. - Future research aims to quantify the impact of AI on academic literature more comprehensively, moving beyond single text analyses to broader statistical evaluations [28].

Core Viewpoint - Public fund institutions have purchased over 2 billion yuan in equity funds this year, reflecting their confidence in the Chinese capital market and investment management capabilities [1][3][10]. Group 1: Fund Purchases - On July 4, Dacheng Fund announced a minimum investment of 10 million yuan in its Dacheng Insight Advantage Fund, with a commitment to hold for at least one year [2]. - Several public fund institutions have collectively purchased over 2 billion yuan in their equity funds this year [3]. - Dacheng Fund's recent purchase of its Dacheng Insight Advantage Fund marks its second self-purchase, following a 20 million yuan investment in the Dacheng Ultimate Return Fund on June 7 [5]. Group 2: Recent Trends in Fund Purchases - Public fund institutions have been actively purchasing their own funds, with Huashang Fund announcing a 20 million yuan investment in its Huashang Zhiyuan Return A Fund on July 1 [6]. - In May and June, a wave of self-purchases occurred alongside the issuance of new floating-rate funds, with various fund management companies announcing investments [7]. - Notable self-purchases include 10 million yuan from Dongfanghong Asset Management and 20 million yuan from Jiaoyin Schroder Fund for their respective new floating-rate funds [8]. Group 3: Fundraising and Market Sentiment - As of July 4, public fund institutions have net subscribed over 2 billion yuan in equity funds this year, with stock funds net subscriptions at approximately 1.32 billion yuan and mixed funds at about 1.18 billion yuan [11]. - Tianhong Fund led stock fund subscriptions with around 295 million yuan, while Industrial Bank of China and Bank of China also showed significant net subscriptions in mixed funds [12]. - The market has shown resilience, with recent rebounds exceeding expectations, driven by changing investor confidence in Chinese assets [13][14].

Group 1 - The State-owned Assets Supervision and Administration Commission (SASAC) announced personnel changes for 8 central enterprises, involving 9 leaders [1] - Song Hailiang appointed as the Party Secretary and Chairman of China Communications Construction Group, previously held positions in China Energy Engineering Group [2] - Zhang Bingnan appointed as Deputy Secretary and Director of China Communications Construction Group, nominated as General Manager candidate [2] - Huang Pu appointed as Deputy Secretary of China Energy Engineering Group, previously served in China Power Construction Group [2] - Chen Yong appointed as a member of the Standing Committee of China Energy Engineering Group, previously served as Chief Accountant at China Chengtong Holdings Group [3] - Chen Guanfeng appointed as a member of the Standing Committee of China Power Construction Group [4] - Sun Jianchao nominated as Deputy General Manager candidate for China Academy of Building Research [5] - Chang Qing retired from the position of Deputy General Manager of China Nonferrous Metal Mining Group [6] - Tian Zhiling and Xu Hongzhi appointed as external directors of China Research Institute of Nonferrous Metals [7]

Market Overview - Apple experienced a year-on-year increase in chip shipments in Q1 2025, driven by the launch of the iPhone 16e featuring the Apple A18 chip, although there was a quarter-on-quarter decline due to seasonal factors [4] - MediaTek saw a quarter-on-quarter increase in overall shipments in Q1 2025, primarily due to a recovery in demand from the entry-level and mainstream markets, while high-end market shipments declined. Growth in the mid-to-high-end market was supported by the release of the Dimensity 8400 chip [4] - Qualcomm's shipments remained flat quarter-on-quarter in Q1 2025, driven mainly by the high-end market, with the flagship Snapdragon 8 Elite chip securing multiple design wins, including exclusive collaboration with the Samsung Galaxy S25 series, alongside new orders for the Snapdragon 8 Gen 3 series [4] - Samsung's Exynos chip shipments increased in Q1 2025, primarily due to the launch of the Galaxy A56 with Exynos 1580 and Galaxy A16 5G with Exynos 1330, as well as strong sales of the Galaxy A26 series boosting Exynos 1380 shipments [4] Company-Specific Insights - UNISOC experienced a quarter-on-quarter decline in shipments in Q1 2025, mainly due to reduced LTE chip shipments, although its LTE product portfolio continued to expand its share in the low-end market (priced below $99) [6] - Huawei's shipments also declined quarter-on-quarter in Q1 2025, yet the company maintains strong brand preference and a loyal user base in the Chinese market. The launch of the Nova 13 series and Mate 70 series featuring the Kirin 8010 chip contributed to growth in HiSilicon's shipments during the quarter [6]

Core Insights - Global smartwatch shipments declined by 2% year-on-year in Q1 2025, marking the fifth consecutive quarter of decline, primarily due to a slowdown in the Indian market and a decrease in Apple smartwatch shipments [1][5] - In contrast, the Chinese market saw a significant growth of 37% year-on-year, achieving the highest market share since Q4 2020, driven by strong performance from domestic brands [1][5] Brand Performance - Apple remains the market leader despite a continuous decline in shipments for six consecutive quarters, benefiting from an expanding iOS user base [3] - Huawei and Xiaomi experienced significant growth in shipments, attributed to strong domestic performance and competitive pricing strategies targeting the mid-to-high-end market [3] - Samsung's previous generation products underperformed in major global markets, resulting in an 18% year-on-year decline in quarterly shipments [3] Market Trends - The global smartwatch market is witnessing a shift in consumer preferences towards higher price segments, with a 21% year-on-year increase in shipments priced between $100 and $200, indicating a rising demand for enhanced health and fitness features [9] - Conversely, entry-level products (under $100) saw a 17% year-on-year decline, reflecting consumers' willingness to pay a premium for accuracy, stability, and ecosystem compatibility [9] - The children's smartwatch segment continues to grow significantly, with brands like Imoo leading due to high cost-performance ratios and rich functionalities [9] Future Outlook - The global smartwatch market is expected to recover moderately at a rate of approximately 3% in 2025, driven by advancements in product capabilities, including the integration of AI features and next-generation health sensors [9] - Changing consumer behavior is shifting focus from novelty to product functionality, long-term value, and ecosystem compatibility, pushing the market towards higher-end models that support health, productivity, and lifestyle goals [9]

Core Viewpoint - The Chinese smartphone market is expected to see a slight year-on-year growth in Q2 2025, driven primarily by Huawei and Apple [1][6]. Group 1: Market Performance - Huawei is projected to be the fastest-growing brand in the Chinese market for Q2 2025 and is expected to reclaim the top sales position [1][6]. - Apple's sales growth in May is attributed to promotional activities for the iPhone 16 series, particularly the iPhone 16 Pro and iPhone 16 Pro Max [1][6]. - The overall smartphone sales during the 618 promotional period remained flat year-on-year, indicating continued low consumer spending during the holiday [6][7]. Group 2: Promotional Impact - Strong promotional activities and government subsidies in May significantly boosted sales for both Huawei and Apple [6][7]. - Apple's strategic timing in adjusting iPhone prices before the 618 promotion was well-received, contributing to its sales performance [3][6]. - Huawei's growth during the promotional period is attributed to the loyalty of its core user base, who are replacing old devices with new models [7]. Group 3: Future Outlook - The sales performance in Q2 is partially supported by national smartphone subsidy policies, but there is uncertainty regarding market growth in the second half of the year as these policies may gradually diminish [7].

Core Viewpoint - The Hong Kong Stock Exchange has launched a new policy called "Tech Company Special Line," providing a confidential listing channel and lowering the threshold for specialized technology and biotechnology companies, attracting more tech firms to consider listing in Hong Kong [1]. Group 1: Applicable Entities - The policy is aimed at specialized technology companies (e.g., AI, chips, new energy) and biotechnology companies (e.g., innovative drugs, medical devices), particularly those in early stages or with non-commercialized products [3]. - Core thresholds include industry attributes defined by the Hong Kong Stock Exchange under "Specialized Technology" (Chapter 18C) or "Biotechnology" (Chapter 18A) [4]. Group 2: Self-Assessment and Application Process - Companies must assess if they meet the criteria by checking their industry classification and ensuring R&D expenditures over the past three years are at least 15% of total costs for specialized technology or that core products have passed Phase I clinical trials for biotechnology [6]. - A self-assessment tool is available on the Hong Kong Stock Exchange website, where companies can download the qualification self-assessment form [8]. Group 3: Confidential Submission Process - The first step in the application process involves signing a Non-Disclosure Agreement (NDA) with the Hong Kong Stock Exchange to ensure confidentiality of submitted materials [11]. - Companies must submit a "confidential version" of their materials in a specified format, which will be reviewed by the exchange's specialized team within 30 days [13][14]. Group 4: Exclusive Services and Fast-Track Options - Companies can receive one-on-one guidance from the Hong Kong Stock Exchange's expert team, including advice on listing rules and fundraising strategies [16]. - Eligible companies, such as those already listed on A-shares with valuations over 10 billion, can benefit from a shortened review period of 30 days by indicating "fast track" in their application [17]. Group 5: Common Pitfalls to Avoid - Companies should ensure their technology descriptions are credible and supported by third-party certifications or partnerships [21]. - Transparency in related-party transactions is crucial; companies should disclose fair pricing or cut ties with related businesses if necessary [22]. - It is advisable to have at least two independent investors to strengthen investor relations [25]. Group 6: Post-Listing Compliance - Companies must disclose significant developments in technology commercialization and R&D milestones, while they can apply for exemptions on sensitive technical details related to national security [27]. - Maintaining market capitalization can be supported by releasing quarterly R&D updates and engaging with analysts regularly [28]. - Companies can utilize a "green channel" for issuing new shares, allowing for expedited approval processes [29]. Group 7: Comparison with Other Markets - The article compares the listing requirements and processes of the Hong Kong Stock Exchange with those of the A-share market and NASDAQ, highlighting differences in profitability requirements, review periods, and information disclosure levels [30].

文/梧桐数据中心 2025年上半年，沪深北三大交易所累计受理了177家IPO企业，已远超2024年全年的77家，其中6月份新增受理150家，创下今年单月新高。分板块来看，北交所IPO 企业的受理数量最多，今年上半年有115家，占受理总数的65%，深交所今年上半年共受理32家，上交所共受理30家。 一、保荐机构业绩排名 2025年上半年，共有37家保荐机构承担了这177家新受理企业的IPO上市业务。有2家公司聘请了两家保荐机构联合保荐，各计一单，故业务单数总数为179单。 从投行行业格局来看，"三中两国一华"共90单，占了177单的一半多，头部优势明显。国君和海通强强联合，力压中信位居榜首，国联和民生整合有效，继续保持 强劲势头。 榜单前五名： 第一名：上海锦天城（25单） 第二名：北京中伦（23单） 第三名：国浩（上海）（11单） 第四名：北京德恒（10单）、北京金杜（10单） 三、会计师事务所业绩排名 榜单前五名： 第一名：国泰海通（26单） 第二名：中信证券（22单） 第三名：中信建投（14单） 第四名：中金公司（10单） 第五名：国联民生（9单）、华泰联合（9单） | 排名 | 保存机构 | 业务单数 ...