Group 1 - The semiconductor sector experienced a significant increase of 2.82% on December 8, with Saiwei Microelectronics leading the gains [1] - The Shanghai Composite Index closed at 3924.08, up 0.54%, while the Shenzhen Component Index closed at 13329.99, up 1.39% [1] - Notable gainers in the semiconductor sector included Saiwei Microelectronics, which rose by 18.82% to a closing price of 101.20, and Changguang Huaxin, which increased by 15.26% to 148.48 [1] Group 2 - The semiconductor sector saw a net inflow of 4.429 billion yuan from institutional funds, while retail investors experienced a net outflow of 2.247 billion yuan [2] - Major stocks that declined included Hangyu Micro, which fell by 2.63% to 17.00, and Hongwei Technology, which decreased by 1.97% to 27.41 [2] - The trading volume for the semiconductor sector was substantial, with Saiwei Microelectronics recording a trading volume of 475,000 shares and a transaction value of 460 million yuan [1][2]

今早，开盘第1个小时，CPO板块成交达到了约1100亿元，而整个板块几乎是全线上扬，板块指数涨幅 超过5%。其中，天孚通信更是一度20%封板，东田微20%封死涨停，源杰科技涨超10%，长光华芯、仕 佳光子、中际旭创、永鼎股份涨超7%，股价均创出历史新高。"易中天"再加胜宏科技早盘成交超过400 亿元。分析人士认为，一方面，当下，年报进入预热期，算力板块业绩相对确定，可能有资金提前抢 路；另一方面，近期算力利好不断，除谷歌外，亚马逊又发布Trainium3，基于3纳米制程打造，性能较 Trainium2提升4倍，能效提升40%。泡沫论也被打破。（券商中国） ...

商业航天概念8日盘中再度活跃，截至发稿，飞沃科技涨超18%续创新高，广联航空、长光华芯、光库 科技等涨超10%，天箭科技、航天动力、航天科技等连续两日涨停。 行业方面，近期，国家航天局正式设立商业航天司，标志着我国商业航天产业迎来了首个专职的监管机 构。目前，我国商业航天企业数量已超过600家。商业航天司的核心使命是在确保安全可控的前提下， 逐步释放商业航天的巨大发展潜力。此外，国家航天局近日印发《国家航天局推进商业航天高质量安全 发展行动计划（2025—2027年）》，提出到2027年，商业航天产业生态高效协同，科研生产安全有序， 产业规模显著壮大，创新创造活力显著增强，资源能力实现统筹建设和高效利用，行业治理能力显著提 升，基本实现商业航天高质量发展。 机构表示，展望未来，商业航天产业有望成为国家"十五五"规划的重点发展方向之一。随着监管体系的 逐步完善和扶持政策的持续加码，整个商业航天产业链都将迎来系统性的发展机遇。 ...

| 688313 仕佳光子 | | +7.67% | 92.81 | | --- | --- | --- | --- | | 688662 | 富信科技 | +7.62% | 43.62 | | 688195 | 腾景科技 | +6.87% | 172.81 | | 300812 | 易天股份 | +6.50% | 28.35 | | 000988 | 华工科技 | +6.49% | 79.74 | | 600105 | 永鼎股份 | +6.37% | 18.21 | | 300684 | 中石科技 | +6.09% | 44.43 | 编辑 ｜ 钉钉 12月8日，CPO概念股涨势扩大，截至发稿， 东田微20%涨停， 天孚通信涨近17%，源杰科技涨超 11%，长光华芯涨超10%，仕佳光子、永鼎股份涨超6%，股价盘中均创出历史新高。 | 代码 | 名称 | 涨幅 % v | 现价 | | --- | --- | --- | --- | | 301183 | 东盟微 | +20.00% | 164.14 | | 300394 | 天孚通信 | +16.73% | 232.01 | | 301486 | 致尚科技 ...

Group 1: Optical Modules - The optical module industry is experiencing the highest growth and performance realization among AI hardware this year, driven by high verification barriers for North American CSP tech giants and increasing demand due to the acceleration of supernode technology [2][4] - The average ratio of optical modules to GPUs is continuously increasing, with demand for 800G and 1.6T optical modules being revised upwards, indicating a strong upward resonance in demand [2][4] - By 2026, the demand for 1.6T optical modules is expected to exceed 30 million units, with an average price of $900-1000 per unit, while high-end EML optical chips are projected to face a 25-30% supply shortage [4][5] Group 2: Liquid Cooling - The liquid cooling industry has seen fluctuating trends this year, with initial enthusiasm dampened by low penetration rates, followed by a resurgence in August and significant breakthroughs in November [5][9] - The demand for liquid cooling in North America is expected to expand rapidly by 2026, with penetration rates in the NVIDIA ecosystem projected to rise from 20-30% to over 80-90% [7][9] - A leading domestic manufacturer is anticipated to capture a market share of 13-17% in North America by 2026, with Google expected to implement liquid cooling solutions for over 200,000 TPU V7 chips, creating a market space exceeding $24-28 billion [9][10] Group 3: AI PCB - The AI PCB industry is thriving, with companies like Shenghong, Huidian, and Shengyi achieving performance realization in North America, despite some quarterly fluctuations [10][12] - The supply side is seeing an increase in product value and manufacturing difficulty due to upgrades in customer chips and cabinet solutions, leading to a marginal differentiation in the supply landscape [10][12] - By 2026, the introduction of orthogonal backplanes is expected to significantly increase unit value, with M9 material processing anticipated to break through, although mass production is expected to ramp up in 2027 [12][13] Group 4: Server Power Supply - The server power supply market has shown similar trends to liquid cooling, with initial excitement followed by a divergence in performance among manufacturers [13][14] - The supply side is dominated by Taiwanese manufacturers, with a high concentration of market share, while domestic manufacturers are expected to make significant breakthroughs in North America by 2026 [14][15] - The adoption of HVDC technology is projected to replace traditional UPS solutions, with an expected market scale exceeding $20-30 billion by 2026 [15]

公司发布的三季报数据显示，前三季度公司共实现营业收入3.39亿元，同比增长67.42%，实现净利润 2094.26万元，同比增长133.04%，基本每股收益为0.1188元，加权平均净资产收益率0.70%。 注：本文系新闻报道，不构成投资建议，股市有风险，投资需谨慎。 长光华芯股价创出历史新高，截至10:19，该股上涨17.06%，股价报125.66元，成交量1720.85万股，成 交金额19.96亿元，换手率9.76%，该股最新A股总市值达221.51亿元，该股A股流通市值221.51亿元。 证券时报·数据宝统计显示，长光华芯所属的电子行业，目前整体跌幅为0.63%，行业内，目前股价上涨 的有197只，涨停的有致尚科技、茂硕电源等3只。股价下跌的有284只，跌幅居前的有中科蓝讯、和而 泰、福蓉科技等，跌幅分别为9.35%、8.72%、6.87%。 两融数据显示，该股最新(12月4日)两融余额为6.54亿元，其中，融资余额为6.52亿元，近10日减少 7587.30万元，环比下降10.42%。 ...

资金流向方面，该股今日全天主力资金净流入3.20亿元。（数据宝） 长光华芯12月5日龙虎榜 | 买入营业部名称 | 买入金额(万元) | | --- | --- | | 沪股通专用 | 17024.26 | | 高盛(中国)证券有限责任公司上海浦东新区世纪大道证券营业部 | 9258.35 | | 机构专用 | 7814.75 | | 机构专用 | 6811.76 | | 开源证券股份有限公司西安西大街证券营业部 | 6327.28 | | 卖出营业部名称 | 卖出金额(万元) | | 沪股通专用 | 21200.46 | | 国泰海通证券股份有限公司宁波广福街证券营业部 | 8597.65 | | 瑞银证券有限责任公司上海花园石桥路证券营业部 | 6140.41 | | 国金证券股份有限公司宁波江澄南路证券营业部 | 4811.82 | | 中信证券股份有限公司上海分公司 | 4056.65 | （文章来源：证券时报网） 12月5日长光华芯（688048）收盘价128.82元，收盘涨停，全天换手率11.88%，振幅20.00%，成交额 24.71亿元。科创板交易公开信息显示，当日该股因日收盘价涨幅达15%等 ...

Market Overview - The Shanghai Composite Index rose by 0.7% to 3902.81, while the Shenzhen Component Index increased by 1.08% to 13147.68, and the ChiNext Index gained 1.36% to 3109.30 [1][2] - A total of 4427 stocks closed higher, while 914 stocks closed lower, indicating a positive market sentiment [1][3] - The trading volume in the Shanghai and Shenzhen markets reached 1.73 trillion, an increase of 176.8 billion compared to the previous trading day [1] Performance Metrics - The 20-day performance for the Shanghai Composite Index showed a decline of 2.37%, while the Shenzhen Component Index experienced a decrease of 1.91% [2] - The annual performance for the Shanghai Composite Index is up by 16.44%, and the Shenzhen Component Index has increased by 26.24% [2] - The ChiNext Index has seen a significant annual increase of 45.19% [2] Sector Performance - Sectors such as insurance, precious metals, and commercial aerospace showed strong gains, while traditional sectors like Chinese medicine and film exhibition faced declines [2] - The electric aluminum concept stocks experienced volatility, with companies like Hongchuang Holdings and Yun Aluminum reaching historical highs [2] - The robotics sector saw a rebound, with companies like Boke Technology rising over 10% [2] Notable Stock Movements - The stock of Moer Thread opened high with a 468% increase, leading to significant profits for investors [2] - Companies in the Fujian sector, such as Sanmu Group and Haixin Food, reached their daily limit [2] - The AI glasses concept saw a surge, with Doctor's Glasses rising over 10% [2] Market Sentiment - The overall market sentiment is improving, with a board sealing rate close to 80% [2] - The National Development and Reform Commission has allocated 35.5 billion for investment projects, indicating government support for economic growth [2]

Core Points - The Sci-Tech Innovation Board (STAR Market) index closed flat at 1326.10 points, with a total trading volume of 3.22 billion shares and a turnover of 173.32 billion yuan, resulting in an average turnover rate of 1.67% [1] - Among the tradable stocks on the STAR Market, 484 stocks closed higher, with 12 stocks rising over 10% and 30 stocks rising between 5% and 10%, while 106 stocks closed lower [1] - The highest turnover rate was recorded by C-More, a newly listed stock, which surged 425.46% with a turnover rate of 85.49% and a trading volume of 15.31 billion yuan, attracting a net inflow of 2.92 billion yuan [1][2] Trading Performance - In the high turnover stocks, C-More, which was newly listed, saw a significant increase of 425.46%, while other notable gainers included Changguang Huaxin, Xinghuan Technology, and Ruihua Tai, with increases of 20.00%, 17.02%, and 16.58% respectively [2] - Conversely, stocks with the largest declines included Zhongke Lanyun, Dongxin Shares, and Yingshi Innovation, which fell by 9.29%, 6.92%, and 6.01% respectively [2] - The electronic industry had the highest representation among high turnover stocks, with 22 stocks, followed by the power equipment and machinery equipment sectors with 9 and 8 stocks respectively [2] Capital Flow - Among high turnover stocks, 39 stocks experienced net inflows of main funds, with C-More, Changguang Huaxin, and Guodun Quantum receiving the most significant inflows of 2.92 billion yuan, 320 million yuan, and 317 million yuan respectively [2] - Stocks with the largest net outflows included Dongxin Shares, Baiwei Storage, and Zhongke Lanyun, with outflows of 356 million yuan, 130 million yuan, and 119 million yuan respectively [2] Leverage Fund Movements - A total of 42 stocks in the high turnover category received net purchases from leveraged funds, with Baiwei Storage, Dongxin Shares, and Bolite gaining the most in financing balance, increasing by 315 million yuan, 249 million yuan, and 157 million yuan respectively [3] - Conversely, stocks with the largest reductions in financing balance included Yuanjie Technology, Artes, and Tengjing Technology, decreasing by 347 million yuan, 246 million yuan, and 194 million yuan respectively [3] Top Performing Stocks - The top performing stocks on December 5 included: - C-More (688795): Closed at 600.50 yuan, up 425.46%, turnover rate 85.49%, net inflow 2.92 billion yuan - Aerospace Huanyu (688523): Closed at 43.80 yuan, up 3.03%, turnover rate 35.30%, net inflow 607.60 million yuan - Xinghuan Technology (688031): Closed at 72.96 yuan, up 17.02%, turnover rate 17.30%, net inflow 14.97 million yuan [4] - Other notable stocks included Changguang Huaxin (688048) with a 20.00% increase and a net inflow of 319.89 million yuan [4]

| 688143 | 长盈通 | 13.16 | 14.41 | 973.07 | 1.80 | | --- | --- | --- | --- | --- | --- | | 301329 | 信音电 | 3.56 | 18.86 | 865.62 | 3.26 | | | 子 | | | | | | 300447 | 全信股 | 2.42 | 8.03 | 853.48 | 3.24 | | | 份 | | | | | | 301289 | 国缆检 | 4.64 | 2.42 | 837.01 | 7.82 | | | 测 | | | | | | 603618 | 杭电股 份 | 3.22 | 2.64 | 731.94 | 5.04 | | | 新能泰 | | | | | | 000720 | 山 | 0.87 | 1.06 | 707.23 | 15.37 | | 002179 | 中航光 | 0.87 | 0.66 | 535.97 | 1.18 | | | 电 | | | | | | 300747 | 锐科激 | 3.19 | 2.52 | 473.91 | 1.44 | | | 光 | | | ...