Core Viewpoint - The A-share technology sector experienced a rebound, with the Sci-Tech Chip 50 ETF (588750) rising over 2% and trading volume significantly increasing, surpassing 118 million yuan during intraday trading [1][3]. Group 1: Market Performance - The majority of the constituent stocks of the Sci-Tech Chip 50 ETF saw gains, with notable increases in optical modules and optical chips. For instance, Yuanjie Technology rose over 6%, while Tuojing Technology increased by over 5% [3]. - The trading activity of the Sci-Tech Chip 50 ETF was notably active, with intraday trading volume exceeding 118 million yuan, indicating a significant increase compared to the previous day's total [1]. Group 2: Company Developments - Tuojing Technology held a performance briefing on December 4, stating that its thin film equipment series has achieved industrial application in storage chip manufacturing, with a full order book and expected demand growth if downstream clients expand production [5]. - Zhongwei Company announced its comprehensive layout in advanced packaging, including etching and CVD equipment, indicating a strong position in the market [5]. - Huahong Company plans to acquire Huali Micro through a combination of stock issuance and cash payment, which will make Huali Micro a subsidiary of Huahong [5]. Group 3: Industry Insights - According to SEMI, global semiconductor equipment shipments are projected to grow by 11% year-on-year in Q3 2025, reaching $33.66 billion, marking the sixth consecutive quarter of growth [6]. - The semiconductor industry is entering a strong recovery phase, driven by AI demand and storage needs, with the global semiconductor market expected to reach $728 billion in 2025, reflecting a year-on-year growth of 15.4% [8]. - The Sci-Tech Chip sector has attracted significant institutional interest, with 1,218 institutions conducting research on constituent stocks in November, a 51% increase from the previous month [6]. Group 4: Investment Opportunities - The Sci-Tech Chip 50 ETF focuses on the core segments of the semiconductor industry, with a high "chip content" and strong growth potential, making it an attractive investment option [12]. - The index's constituent stocks are expected to see a net profit growth rate of 94% for the first three quarters of 2025, with an anticipated full-year growth rate of 100%, significantly outperforming peers [15]. - The Sci-Tech Chip 50 ETF has demonstrated a maximum increase of 187.69% since September 2024, indicating strong upward elasticity compared to other indices [16].

Core Insights - The AI industry chain experienced a strong start on December 1, with the Huatai-PineBridge AI ETF (589560) rising by 1.74% and a trading volume exceeding 23 million yuan, a 106% increase compared to the previous period [1] - The underlying index of the Huatai-PineBridge AI ETF saw a robust increase of 1.59%, with key component stocks such as Lexin Technology rising by 8.55% and several others, including Jingchen Technology and Fudan Microelectronics, increasing by over 4% [3] Market Performance - The top ten component stocks of the Huatai-PineBridge AI ETF showed varied performance, with Lexin Technology leading at 8.55% and Chip Original Co. experiencing a decline of 1.76% [4] - The overall market sentiment remains high, with a focus on the AI sector as a core investment theme, despite potential short-term adjustments [6] Industry Events - The "2025 AI+" Industry Ecosystem Conference, hosted by the China Internet Association, is taking place from December 1 to 3, covering the entire AI industry chain and releasing the "2025 AI+ Industry Development Report" [5] - The report indicates that the core AI industry in Beijing is projected to reach 215.22 billion yuan in the first half of 2025, reflecting a year-on-year growth of 25.3%, with an estimated total industry scale exceeding 450 billion yuan for the entire year [5] Future Outlook - According to Huatai Securities, the AI industry's positive trend is expected to continue, with a focus on supply-demand improvements and sector-specific growth opportunities [6] - China International Capital Corporation (CICC) emphasizes that AI infrastructure and applications will remain a primary investment focus through 2026, highlighting opportunities in domestic AI innovation and overseas hardware markets [7][8]

Group 1 - The company, Jingchen Co., Ltd. (688099.SH), announced a share buyback program, having repurchased a total of 1.073489 million shares, which represents 0.2549% of the company's total share capital [1] - The highest price paid for the repurchased shares was 96.00 CNY per share, while the lowest price was 65.82 CNY per share [1] - The total amount spent on the share buyback was approximately 79.9357 million CNY, excluding commissions and transfer fees [1]

证券代码：688099 证券简称：晶晨股份 公告编号：2025-076 晶晨半导体（上海）股份有限公司 关于以集中竞价交易方式回购公司股份的进展公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内容的真实性、准确性和完整性依法承担法律责任。 重要内容提示： 根据《上市公司股份回购规则》《上海证券交易所上市公司自律监管指引第 7 号——回购股份》等相关规定，公司应当在每个月的前 3 个交易日内公告截至上 月末的回购进展情况，现将公司回购股份情况公告如下： 截至 2025 年 11 月 30 日，公司通过上海证券交易所交易系统以集中竞价交易 方式累计回购公司股份 107.3489 万股，占公司总股本的比例为 0.2549%，回购成 交的最高价为 96.00 元/股，最低价为 65.82 元/股，支付的资金总额约为人民币 7,993.57 万元（不含佣金、过户费等交易费用）。 本次回购股份符合法律法规、规范性文件的规定及公司回购股份方案。 三、其他事项 公司将严格按照《上市公司股份回购规则》《上海证券交易所上市公司自律监 管指引第 7 号——回购股份》等相关规定，在回购期 ...

Group 1 - A total of 263 listed companies were researched by institutions this week, with Jerry Holdings receiving the most attention from 168 participating institutions [1] - Other companies such as Amlogic and Fulaixin Materials also attracted over 100 institutional research engagements [1] - In terms of total research frequency, Haixia Holdings and Weisheng Information were researched 4 times, while companies like Slin, Baiyun Airport, and Weixing Holdings were researched 2 times each [1] Group 2 - Institutions are continuously focusing on sectors such as industrial machinery, electronic components, chemicals, and electrical equipment [2]

2025 年 11 月 30 日 总量研究 量能决定短期反弹高度 ——金融工程市场跟踪周报 20251130 本周（2025.11.24-2025.11.28，下同）A 股市场震荡反弹，创业板指领涨主要 宽基指数。量能表现方面，本周主要宽基指数量能逆势收缩，当前量能状态与市 场反弹表现不匹配，后续反弹力度或受量能压制收窄。资金面方面，本周融资增 加额转正，股票型 ETF 资金延续净流出，资金方面仍有分歧。 结合本周市场反弹高度、量能表现以及资金分歧状态，后市反弹力度或减弱，市 场再度进入震荡区间。中长线仍看好"红利+科技"主线，红利或在波动方面占 优。 本周上证综指上涨 1.40%，上证 50 上涨 0.47%，沪深 300 上涨 1.64%，中证 500 上涨 3.14%，中证 1000 上涨 3.77%，创业板指上涨 4.54%，北证 50 指数 上涨 0.75%。 截至 2025 年 11 月 28 日，宽基指数来看，上证指数和上证 50 指数处于估值分 位数"危险"等级，沪深 300、中证 500、中证 1000 和创业板指处于估值分位 数"适中"等级。 中信一级行业分类来看，煤炭、钢铁、建材、轻工制 ...

Group 1 - The core point of the article highlights the decline in the stock price of Jingchen Semiconductor, which fell by 5.03% to 90.22 CNY per share, with a trading volume of 1.364 billion CNY and a turnover rate of 3.50%, resulting in a total market capitalization of 37.998 billion CNY [1] - Jingchen Semiconductor, established on July 11, 2003, and listed on August 8, 2019, specializes in the research, design, and sales of system-level SoC chips and peripheral chips, with 99.98% of its revenue coming from product sales and 0.02% from leasing services [1] - A fund under Yinhua Fund has heavily invested in Jingchen Semiconductor, with the Sci-Tech Innovation Board AI fund increasing its holdings by 49.84 thousand shares in the third quarter, bringing the total to 127.89 thousand shares, which constitutes 6.11% of the fund's net value, making it the sixth-largest holding [2] Group 2 - The Sci-Tech Innovation Board AI fund, established on January 6, 2025, has a current size of 2.326 billion CNY and has achieved a return of 48.82% since its inception [3] - The fund manager of the Sci-Tech Innovation Board AI fund is Tan Yuefeng, who has been in the position for 3 years and 335 days, managing a total asset size of 10.674 billion CNY, with the best fund return during his tenure being 51.77% and the worst being -44.45% [4]

Core Insights - The AI concept stocks are actively performing, with the domestic AI industry chain-focused ETF (589520) showing a price increase of 3.61% intraday and closing up 2.17% on November 25, with a total trading volume of 35.94 million yuan, indicating a shift from a weak to a strong short-term trend [1][3] Group 1: ETF Performance - Over 80% of the 30 constituent stocks of the ETF closed in the green, with 40% of the stocks rising over 2%, led by Lingyun Technology with a gain of over 10% [3][4] - The top-performing stocks include: - Mikeling: 10.18% increase, total market value of 18.9 billion yuan, trading volume of 1.34 billion yuan - Haitai Ruisheng: 9.29% increase, total market value of 7.2 billion yuan, trading volume of 854 million yuan - Hengxuan Technology: 6.91% increase, total market value of 36.34 billion yuan, trading volume of 1.2014 billion yuan [4] Group 2: Market Dynamics - The launch of Ant Group's AI assistant "Lingguang" has garnered significant attention, achieving over 2 million downloads within six days, reflecting a rapid acceleration in domestic AI applications [5] - The AI computing power sector faced a downturn earlier this year due to concerns over low-cost models, but this has now become a pivotal point for domestic AI advancements, leading to a rebound in the market [5] Group 3: Strategic Opportunities - The current period is identified as a "golden window" for the domestic AI sector, driven by: 1. Policy support from the new five-year plan emphasizing technological self-reliance [5] 2. Strong earnings performance, with 20 out of 30 ETF constituent companies reporting profits and 22 showing year-on-year net profit growth [5] 3. External pressures necessitating self-sufficiency in AI technology amid geopolitical tensions [5][7] Group 4: Industry Focus - The ETF and its associated funds are heavily invested in the domestic AI industry chain, with over 70% of the top ten holdings concentrated in semiconductor and AI-related sectors, indicating a strong offensive strategy [7]

Core Insights - The WiFi 6 concept stock increased by 2.84%, ranking 8th among concept sectors, with 54 stocks rising, including notable gains from Ruisi Kanda, Oulutong, and Tongyu Communication [1][2] - The sector saw a net inflow of 515 million yuan from main funds, with 31 stocks receiving net inflows, and five stocks exceeding 50 million yuan in net inflow, led by Jingchen Co. with 217 million yuan [2][3] Group 1: Stock Performance - Ruisi Kanda achieved a maximum increase of 10.02%, while Oulutong and Tongyu Communication rose by 15.46% and 7.04% respectively [1][3] - The top three stocks by net inflow were Jingchen Co. (217 million yuan), Oulutong (171 million yuan), and Tongyu Communication (122 million yuan) [2][3] Group 2: Fund Flow Ratios - Ruisi Kanda had the highest net inflow ratio at 25.18%, followed by Yiwei Communication at 12.93% and Ruijie Network at 9.96% [3][4] - The overall fund inflow for the WiFi 6 concept was significant, indicating strong investor interest in this sector [2][3] Group 3: Comparative Sector Performance - The F5G concept led the market with a 4.52% increase, while the WiFi 6 concept followed closely with a 2.84% rise [2] - In contrast, sectors such as the military equipment restructuring concept and poultry farming experienced declines of -0.36% and -0.03% respectively [2]

证券代码：688099 证券简称：晶晨股份 公告编号：2025-075 晶晨半导体（上海）股份有限公司 关于召开 2025 年第三季度业绩说明会的公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内容的真实性、准确性和完整性依法承担法律责任。 重要内容提示： 二、说明会召开的时间、地点 （一）会议召开时间：2025 年 12 月 4 日（星期四）上午 9:00-10:00 （二）会议召开地点：上证路演中心 会议召开时间：2025 年 12 月 4 日（星期四）上午 9:00-10:00 会 议 召 开 地 点 ： 上 海 证 券 交 易 所 上 证 路 演 中 心 （ 网 址 ： https://roadshow.sseinfo.com/） 会议召开方式：上证路演中心网络互动 投资者可于 2025 年 11 月 27 日（星期四）至 12 月 3 日（星期三）16:00 前登录上证路演中心网站首页点击"提问预征集"栏目或通过公司邮箱 IR@amlogic.com 进行提问。公司将在说明会上对投资者普遍关注的问题进行回答。 晶晨半导体（上海）股份有限公司（以下简称"公 ...