资金流入比率方面，盛科通信、晶瑞电材、南大光电等流入比率居前，主力资金净流入率分别为 20.59%、6.43%、5.57%。（数据宝） 国家大基金持股概念资金流入榜 截至12月12日收盘，国家大基金持股概念上涨2.81%，位居概念板块涨幅第6，板块内，41股上涨，燕 东微、赛微电子、中科飞测等涨幅居前，分别上涨16.84%、11.52%、10.63%。跌幅居前的有华虹公 司、沪硅产业、西安奕材等，分别下跌1.25%、1.22%、0.93%。 今日涨跌幅居前的概念板块 | 概念 | 今日涨跌幅（%） | 概念 | 今日涨跌幅（%） | | --- | --- | --- | --- | | 可控核聚变 | 4.98 | 赛马概念 | -2.93 | | 超导概念 | 3.37 | 免税店 | -1.60 | | 柔性直流输电 | 3.28 | 共享单车 | -1.58 | | 航空发动机 | 3.11 | 土地流转 | -1.40 | | 核电 | 2.83 | 自由贸易港 | -1.21 | | 国家大基金持股 | 2.81 | 粮食概念 | -1.15 | | 中芯国际概念 | 2.61 | 物业管理 | ...

今日涨跌幅居前的概念板块 | 概念 | 今日涨跌幅（%） | 概念 | 今日涨跌幅（%） | | --- | --- | --- | --- | | 可控核聚变 | 4.98 | 赛马概念 | -2.93 | | 超导概念 | 3.37 | 免税店 | -1.60 | | 柔性直流输电 | 3.28 | 共享单车 | -1.58 | | 航空发动机 | 3.11 | 土地流转 | -1.40 | | 核电 | 2.83 | 自由贸易港 | -1.21 | | 国家大基金持股 | 2.81 | 粮食概念 | -1.15 | | 中芯国际概念 | 2.61 | 物业管理 | -1.13 | | 太赫兹 | 2.53 | 摘帽 | -1.07 | | 大飞机 | 2.40 | 农业种植 | -1.02 | | 抽水蓄能 | 2.32 | 家庭医生 | -0.98 | 资金面上看，今日中芯国际概念板块获主力资金净流入4.32亿元，其中，40股获主力资金净流入，7股 主力资金净流入超亿元，净流入资金居首的是安泰科技，今日主力资金净流入8.59亿元，净流入资金居 前的还有豪威集团、中芯国际、南大光电等，主力资金分别净流入 ...

在「红色警报」后，OpenAI拿出了最新的顶级模型GPT-5.2系列，谷歌也率先反击，推出全新版Gemini Deep Research Agent，聚焦上游半导体设备领域的半 导体设备ETF（159516）盘中领涨超2.8%。 资金持续抢筹，半导体设备ETF（159516）近5日净流入超1.4亿元，年初以来份额增长超160%，当前规模超64亿元，居同类产品第一。 基于这些能力提升，OpenAI称为专业知识型工作打造的GPT-5.2是公司至今最强的模型，"GPT-5.2在众多基准测试中都刷新了行业水平，例如GDPval测试 中，这款模型在涵盖44个职业的明确知识型工作任务中表现超过了行业专家。" 来源：OpenAI OpenAI与谷歌竞争不断，AI景气度持续上行 在「红色警报」后，OpenAI 在北京时间本周五拿出了最新的顶级模型 GPT-5.2 系列 —— 迄今为止在专业知识工作上最强大的模型系列。包含GPT-5.2 Instant、Thinking和Pro模式，此时距离OpenAI更新GPT-5.1只过去了一个月。 此次应对挑战，OpenAI拿出了更多"真枪实弹"。GPT-5.2推出了更多智能上的更新，也 ...

12月12日，创业板50ETF华夏（159367）拉升涨超1%，持仓股北京君正涨超6%，南大光电涨超 5%，润泽科技涨超4%。 每日经济新闻 消息面，头部公募基金机构明确表态，当前资本市场具备良好投资机遇，新质生产力等重点板块的 投资价值值得关注。同时，公募机构也应进一步健全长周期考核机制，充分发挥专业投资优势，为持续 深化资本市场改革、推动资本市场高质量发展积极贡献力量。 （责任编辑：张晓波 ） 中信证券表示，将以人工智能、生物科技等为代表的新质生产力视为市场"主线故事"的改写者。 2025年AI领域的国产化突破，搭配中国超大规模市场提供的技术迭代场景，点燃了资金对中国产业升 级的定价热情，且新质生产力相关板块在A股总市值中的占比正持续提升。 【免责声明】本文仅代表作者本人观点，与和讯网无关。和讯网站对文中陈述、观点判断保持中立，不对所包含内容 的准确性、可靠性或完整性提供任何明示或暗示的保证。请读者仅作参考，并请自行承担全部责任。邮箱： news_center@staff.hexun.com 创业板50指数选取创业板指市值前100只流动性靠前的前50股票，代表了创业板大盘公司，精选市 值较高、流动性较好的 ...

（文章来源：每日经济新闻） 每经AI快讯，12月8日，南大光电在互动平台表示，公司Arf光刻胶现有产能50吨/年，有产品在下游客 户端形成连续稳定供应。 ...

南大光电12月8日在互动平台表示，公司Arf光刻胶现有产能50吨/年，根据客户订单情况安排生产，未 达到满产状态。2024年度ArF光刻胶收入突破千万元。2025年，前期取得订单的产品保持连续稳定供 货。 ...

据交易所数据显示，截至2025年12月8日收盘，南大光电（300346）报收于41.81元，上涨1.98%，换手 率7.48%，成交量49.09万手，成交金额20.40亿元。 资金流向方面，今日主力资金净流入5815.15万元，占比成交额2.85%。其中，超大单净流入946.49万 元、占成交额0.46%，大单净流入4868.66万元、占成交额2.39%，中单净流出流入2815.73万元、占成交 额1.38%，小单净流出8630.87万元、占成交额4.23%。 南大光电最新一期业绩显示，截至2025三季报，公司营业总收入18.84亿元、同比增长6.83%，归属净利 润3.01亿元，同比增长13.24%，扣非净利润2.29亿元，同比增长18.13%，流动比率2.686、速动比率 2.121、资产负债率37.30%。 天眼查商业履历信息显示，江苏南大光电材料股份有限公司，成立于2000年，位于苏州市，是一家以从 事计算机、通信和其他电子设备制造业为主的企业。企业注册资本69115.6903万人民币，实缴资本2500 万人民币。公司法定代表人为冯剑松。 通过天眼查大数据分析，江苏南大光电材料股份有限公司共对外投资了 ...

Core Viewpoint - Japan has reportedly stopped exporting photoresists to China since mid-December, which is seen as a significant move in the semiconductor supply chain, particularly affecting companies like Canon, Nikon, and Mitsubishi Chemical [1] Group 1: Market Dynamics - The global semiconductor photoresist market is dominated by Japanese companies such as JSR, Shin-Etsu Chemical, Tokyo Ohka, and Sumitomo Chemical, which collectively hold a 95% market share [1] - The market response to the news has been positive, with photoresist-related stocks rising over 2%, indicating strong expectations for domestic alternatives in semiconductor photoresists [2] Group 2: Domestic Industry Response - Companies like Rongda Photoresist have reported that they have achieved performance benchmarks that allow them to replace some Japanese products, with their KrF (248nm) photoresist project nearing completion [3] - Other companies, such as Hengkang New Materials and Bayi Space, have also made strides in developing and selling photoresist products, indicating a shift towards local production capabilities [3] Group 3: Supply Chain Dependencies - Despite advancements, there remains a dependency on Japanese raw materials for photoresist production, as many companies rely on different sources for their materials [3] - Notably, Japan's semiconductor materials, including photoresist resins and photoinitiators, are heavily reliant on rare earth elements imported from China, which constitutes 90% of their supply [3] Group 4: Market Share Breakdown - The market shares for various types of photoresists are as follows: - I-line/G-line photoresists: 88% by Tokyo Ohka, DuPont, JSR, Sumitomo Chemical, and Dongjin Semichem [4] - KrF photoresists: 95% by Tokyo Ohka, Shin-Etsu Chemical, DuPont, JSR, and Fuji Film [4] - ArF photoresists: 94% by Shin-Etsu Chemical, JSR, Tokyo Ohka, DuPont, and Sumitomo Chemical [4] - EUV photoresists: monopolized by JSR, Shin-Etsu Chemical, and Tokyo Ohka [4]

Core Viewpoint - The photoresist sector has shown a notable increase of 2.48%, ranking as the 9th highest among concept sectors, with significant contributions from several stocks experiencing substantial gains [1][2]. Group 1: Stock Performance - A total of 57 stocks within the photoresist sector saw an increase, with Huarong Chemical hitting the daily limit up of 20% [1]. - Leading gainers included Rongda Photoelectric, Nanda Optoelectronics, and Tongcheng New Materials, which rose by 17.86%, 8.84%, and 7.70% respectively [1]. - Conversely, stocks such as Huasoft Technology, Anda Intelligent, and Jushi Chemical faced declines of 10.01%, 5.79%, and 5.02% respectively [1]. Group 2: Capital Flow - The photoresist sector attracted a net inflow of 2.199 billion yuan, with 46 stocks receiving net inflows, and 6 stocks exceeding 100 million yuan in net inflow [2]. - Rongda Photoelectric led the sector with a net inflow of 467 million yuan, followed by Guofeng New Materials and Nanda Optoelectronics with net inflows of 295 million yuan and 247 million yuan respectively [2]. - In terms of net inflow ratios, Xinyi Co., Guofeng New Materials, and Rongda Photoelectric had the highest ratios at 28.95%, 17.73%, and 17.43% respectively [3].

Core Insights - The electronic chemicals sector experienced a 2.55% increase on December 1, with Rongda Photoelectric leading the gains [1] - The Shanghai Composite Index closed at 3914.01, up 0.65%, while the Shenzhen Component Index closed at 13146.72, up 1.25% [1] Stock Performance - Rongda Photoelectric (300576) closed at 40.99, up 17.86%, with a trading volume of 671,900 shares and a transaction value of 2.677 billion [1] - Nanda Optoelectronics (300346) closed at 41.50, up 8.84%, with a trading volume of 857,200 shares and a transaction value of 3.463 billion [1] - Jingrui Electric Materials (300655) closed at 16.47, up 7.02%, with a trading volume of 1,377,700 shares and a transaction value of 2.198 billion [1] - Other notable performers include Grinda (603931) up 6.34% and Lier Technology (688683) up 5.16% [1] Capital Flow - The electronic chemicals sector saw a net inflow of 1.209 billion from institutional investors, while retail investors experienced a net outflow of 755 million [2][3] - Major stocks like Rongda Photoelectric and Nanda Optoelectronics attracted significant institutional investment, with net inflows of 465 million and 255 million respectively [3]