Company Overview - Fuman Microelectronics Group Co., Ltd. is located in Shenzhen, Guangdong Province, and was established on November 5, 2001. The company went public on July 5, 2017. Its main business involves the design, research and development, packaging, testing, and sales of high-performance analog and mixed-signal integrated circuits [2]. Business Segmentation - The revenue composition of Fuman Micro includes: Power management chips 49.39%, LED lights and control/driving chips 25.24%, other chips 14.68%, MOSFET chips 10.24%, rental income 0.35%, design income 0.07%, service fee income 0.02%, and other income 0.00% [2]. Financial Performance - For the period from January to March 2025, Fuman Micro achieved operating revenue of 169 million yuan, representing a year-on-year growth of 16.13%. The net profit attributable to the parent company was -25.05 million yuan, with a year-on-year increase of 11.19% [2]. Stock Performance - As of August 27, Fuman Micro's stock price increased by 2.01%, reaching 41.52 yuan per share, with a trading volume of 315 million yuan and a turnover rate of 3.56%. The total market capitalization is 9.04 billion yuan [1]. - Year-to-date, Fuman Micro's stock price has risen by 16.83%, with a decline of 1.63% over the last five trading days, a rise of 28.19% over the last 20 days, and a rise of 27.99% over the last 60 days [1]. Shareholder Information - As of March 31, 2025, Fuman Micro had 40,900 shareholders, a decrease of 15.23% from the previous period. The average circulating shares per person increased by 17.98% to 5,313 shares [2]. - The company has distributed a total of 96.54 million yuan in dividends since its A-share listing, with no dividends distributed in the last three years [3]. Institutional Holdings - As of March 31, 2025, Hong Kong Central Clearing Limited is the fifth-largest circulating shareholder of Fuman Micro, holding 2.4623 million shares, an increase of 1.0184 million shares from the previous period [3].

Core Viewpoint - Yushu Technology is facing a patent infringement lawsuit just as it begins its listing guidance, which could potentially impact its IPO process [1][3]. Group 1: Lawsuit Details - The plaintiff is Hangzhou Luweimei Daily Chemical Co., Ltd., with Zhou Jianjun holding a 90% stake and owning multiple patents, including one for an electronic dog [2]. - The lawsuit's timing is critical as Yushu Technology is preparing for its IPO, raising concerns about the potential delay or failure of the listing [3]. Group 2: Historical Context of Patent Infringement Cases - The article discusses two previous cases of companies facing patent infringement lawsuits during their IPO processes: one failed to list, while the other succeeded [3]. - Weisi New Material faced a patent infringement lawsuit in March 2023, which led to the cancellation of its IPO review just before the scheduled meeting [5]. - Weisi New Material attempted to counter the lawsuit by applying for the invalidation of the patent involved, but ultimately withdrew its IPO application in April 2024 after a year-long struggle [9]. Group 3: Successful Case Study - In contrast, Yingjixin, a chip company, successfully navigated a patent infringement lawsuit while pursuing its IPO. The involved patent was declared invalid in September 2019, allowing Yingjixin to proceed with its listing application in June 2021 [13][15]. - Yingjixin faced additional lawsuits related to trade secrets and cooperation agreements but managed to reach a settlement by paying 52 million yuan to the plaintiff, allowing it to continue with its IPO process [19][21].

8月22日，富满微盘中上涨2.20%，截至09:58，报41.90元/股，成交2.69亿元，换手率3.00%，总市值 91.23亿元。 资金流向方面，主力资金净流出1211.89万元，特大单买入963.32万元，占比3.58%，卖出1250.50万元， 占比4.65%；大单买入4769.54万元，占比17.75%，卖出5694.25万元，占比21.19%。 富满微今年以来股价涨17.90%，近5个交易日涨2.12%，近20日涨29.08%，近60日涨27.01%。 今年以来富满微已经1次登上龙虎榜，最近一次登上龙虎榜为4月11日，当日龙虎榜净买入5523.61万 元；买入总计8228.46万元 ，占总成交额比34.60%；卖出总计2704.84万元 ，占总成交额比11.37%。 资料显示，富满微电子集团股份有限公司位于广东省深圳市前海深港合作区听海大道5059号前海鸿荣源 中心B座37层，成立日期2001年11月5日，上市日期2017年7月5日，公司主营业务涉及从事高性能模拟 及数模混合集成电路的设计研发、封装、测试和销售。主营业务收入构成为：电源管理类芯片 49.39%，LED灯、LED控制及驱动类芯片25 ...

Group 1 - The semiconductor stocks in the A-share market have collectively strengthened, with notable gains in several companies [1] - Aojie Technology saw an increase of over 13%, while Shengke Communication rose nearly 10% [1] - Weicai Technology increased by 8%, and Zhaoyi Innovation rose by over 6% [1] Group 2 - The following companies reported significant price increases: - Aojie Technology (13.39%) with a total market value of 48.5 billion and a year-to-date increase of 114.24% [2] - Shengke Communication (9.93%) with a market value of 50 billion and a year-to-date increase of 45.26% [2] - Weicai Technology (8.01%) with a market value of 11.5 billion and a year-to-date increase of 72.61% [2] - Zhaoyi Innovation (6.76%) with a market value of 90 billion and a year-to-date increase of 27.32% [2] - Other companies like Canxin Technology, Xinyuan Technology, and Yutai Micro also reported increases of over 5% [1]

证券日报网讯富满微（300671）8月20日在互动平台回答投资者提问时表示，国产替代是公司研发芯片 的初衷，也是公司在芯片研发领域的长久布局。 ...

Group 1 - The core point of the news is that Fuman Microelectronics Group Co., Ltd. has applied for a patent for a chip debugging method, indicating its focus on innovation in semiconductor technology [1] - The patent application was filed on April 2025, and the publication number is CN120492241A, showcasing the company's ongoing efforts in research and development [1] - The chip debugging method involves a process where the chip enters debugging mode upon detecting specific voltage conditions, which highlights the technical sophistication of the company's products [1] Group 2 - Fuman Microelectronics Group Co., Ltd. was established in 2001 and is located in Shenzhen, primarily engaged in the manufacturing of computers, communications, and other electronic devices [2] - The company has a registered capital of 2,177.24473 million RMB, reflecting its substantial financial foundation [2] - Fuman Microelectronics has invested in 14 companies and participated in 21 bidding projects, indicating its active role in the industry [2] - The company holds 275 patents and has 24 trademark registrations, demonstrating its commitment to intellectual property and innovation [2]

证券之星消息，8月14日半导体板块较上一交易日上涨1.06%，龙图光罩领涨。当日上证指数报收于 3666.44，下跌0.46%。深证成指报收于11451.43，下跌0.87%。半导体板块个股涨跌见下表： | 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | | --- | --- | --- | --- | --- | --- | --- | | 688721 | 龙图光罩 | 53.72 | 12.98% | 12.93万 | | 7.12亿 | | 688256 | 寒武纪 | 949.00 | 10.35% | 15.07万 | | 140.35 Z | | 688041 | 海光信息 | 152.49 | 8.83% | 78.90万 | | 120.20亿 | | 688110 | 东芯股份 | 93.25 | 4.58% | 39.86万 | | 37.14亿 | | 688591 | 泰凌微 | 52.40 | 4.26% | 18.81万 | | 9.97亿 | | 688347 | 表可公司 | 70.50 | 3.62% | 28.94万 | | 20.3 ...

Group 1 - The semiconductor sector experienced a significant increase of 8.62% on August 12, with Cambricon leading the gains [1] - The Shanghai Composite Index closed at 3665.92, up 0.5%, while the Shenzhen Component Index closed at 11351.63, up 0.53% [1] - Notable individual stock performances included Cambricon (20% increase), Shanghai Hejing (20% increase), and Shengzhi Communication (19.27% increase) [1] Group 2 - The semiconductor sector saw a net inflow of 5.878 billion yuan from main funds, while retail investors experienced a net outflow of 1.719 billion yuan [3] - The overall fund flow indicates a strong interest from institutional investors in the semiconductor sector [3]

Core Viewpoint - Chip stocks experienced a significant rally on August 12, with notable increases in share prices, indicating strong market interest and potential growth in the semiconductor sector [1] Company Performance - Cambricon Technologies saw its stock price surge over 17%, reaching a historical high [1] - Shanghai Hojin achieved a 20% limit-up, indicating strong investor confidence [1] - Other companies such as ASR, Shengke Communication, and Fuman Microelectronics also reported stock price increases of over 10% [1]

Group 1 - The semiconductor stocks continued to rise, with Cambricon Technologies increasing over 16%, reaching a historical high [1] - Shanghai Hejing hit the daily limit, while Shengke Communication and Fuman Micro both rose over 10% [1] - Other companies such as Ashi Chuang and Zhaoxin also saw increases of over 5% [1]