Core Viewpoint - Unisoc Microelectronics has shown a mixed performance in stock trading, with a year-to-date increase of 23.34% but a recent decline of 3.41% over the last five trading days [1] Group 1: Stock Performance - As of September 3, Unisoc Microelectronics' stock price rose by 2.05% to 79.14 CNY per share, with a trading volume of 3.26 billion CNY and a turnover rate of 0.49%, resulting in a total market capitalization of 67.239 billion CNY [1] - The stock has experienced a year-to-date increase of 23.34%, a decline of 3.41% over the last five trading days, a rise of 2.91% over the last 20 days, and an increase of 25.65% over the last 60 days [1] Group 2: Financial Performance - For the first half of 2025, Unisoc Microelectronics reported a revenue of 3.047 billion CNY, representing a year-on-year growth of 6.07%, while the net profit attributable to shareholders decreased by 6.18% to 692 million CNY [2] Group 3: Shareholder Information - As of August 29, the number of shareholders for Unisoc Microelectronics reached 191,500, an increase of 24.17% from the previous period, with an average of 4,436 circulating shares per person, a decrease of 19.47% [2] - The company has distributed a total of 1.419 billion CNY in dividends since its A-share listing, with 750 million CNY distributed in the last three years [3] Group 4: Institutional Holdings - As of June 30, 2025, the top ten circulating shareholders of Unisoc Microelectronics include Hong Kong Central Clearing Limited as the third-largest shareholder with 16.7943 million shares, and several ETFs such as Huatai-PB CSI 300 ETF and Huaxia National Semiconductor Chip ETF, which have increased their holdings [3]

Company Overview - Unisoc Microelectronics Co., Ltd. is located in Yutian County, Tangshan City, Hebei Province, and was established on September 17, 2001. The company went public on June 6, 2005. Its main business includes integrated circuit chip design and sales, development, production, and sales of piezoelectric quartz crystal components, and production and sales of LED sapphire substrate materials [1]. Business Composition - The revenue composition of Unisoc is as follows: special integrated circuits account for 48.20%, smart security chips 45.78%, quartz crystal frequency devices 4.96%, and others 1.06% [1]. Stock Performance - On September 4, Unisoc's stock fell by 5.06%, closing at 72.01 CNY per share, with a trading volume of 2.357 billion CNY and a turnover rate of 3.73%. The total market capitalization is 61.181 billion CNY [1]. Fund Holdings - According to data from the top ten heavy stocks of funds, one fund under CITIC Prudential holds a significant position in Unisoc. The CITIC Prudential CSI Information Security Index (LOF) A (165523) reduced its holdings by 16,100 shares in the second quarter, now holding 224,100 shares, which accounts for 4.65% of the fund's net value, making it the second-largest heavy stock [2]. Fund Performance - The CITIC Prudential CSI Information Security Index (LOF) A (165523) was established on January 1, 2021, with a current scale of 220 million CNY. Year-to-date, it has achieved a return of 15.61%, ranking 2791 out of 4222 in its category. Over the past year, it has returned 66.17%, ranking 1040 out of 3789. Since its inception, it has incurred a loss of 43.26% [2]. Fund Management - The fund manager of CITIC Prudential CSI Information Security Index (LOF) A (165523) is Huang Zhi, who has been in the position for 7 years and 44 days. The total asset scale of the fund is 3.01 billion CNY, with the best return during his tenure being 59.93% and the worst being -15.15% [3].

| 证券代码：002049 | 证券简称：紫光国微 | 公告编号：2025-083 | | --- | --- | --- | | 债券代码：127038 | 债券简称：国微转债 | | 紫光国芯微电子股份有限公司 关于参加 2025 年河北辖区上市公司投资者网上集体接待日暨 2025 年半年报集体业绩说明会的公告 本次活动将采用网络远程的方式举行，投资者可登录"全景路演"网站 (http://rs.p5w.net)，或关注微信公众号：全景财经，或下载全景路演 APP， 参与本次互动交流，活动时间为 2025 年 9 月 15 日（星期一）15:00-17:00。 届时公司董事和高级管理人员将通过网络在线文字交流的形式，就公司 2025 年半年度业绩、公司治理、发展战略、经营状况、可持续发展等投资者所 关心的问题，与投资者深入交流，欢迎广大投资者踊跃参与！ 特此公告。 紫光国芯微电子股份有限公司董事会 2025 年 9 月 9 日 1 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚 假记载、误导性陈述或重大遗漏。 为进一步提升信息披露的有效性和针对性，切实维护投资者知情权，提振投 资者信心， ...

Group 1 - The company, Unisoc, stated on September 3 that it will maintain a strong investment in research and development in the first half of 2025 [2] - The company has achieved 26 invention patents and 6 utility model patents [2] - The core technologies and key products of the company will continue to iterate [2]

Group 1 - The core viewpoint of the article is that Unigroup Guowei is expanding its special integrated circuit business into new application scenarios such as commercial aerospace, building on its traditional business foundation [2]

Group 1: Company Announcement - Chengdu Huayi announced the successful release of its HWD12B40GA4 ADC chip, which features 4 channels, 12-bit resolution, and a sampling rate of 40GSPS, marking a significant technological breakthrough for the company [1][2] - The new chip fills a gap in both domestic and international markets, achieving international leading technology levels and consolidating the company's position in the high-speed, high-precision ADC field [2][3] - The chip supports configurable sampling rates of 24-40GSPS in 4-channel mode and 48-80GSPS in dual-channel mode, with an input analog bandwidth of up to 19GHz and a low noise spectral density of -152dBFs/Hz [2][3] Group 2: Industry Context - The special integrated circuit industry is reportedly at a turning point, with several research institutions indicating that the industry has bottomed out and is expected to see upward trends in demand, particularly due to low-orbit satellite factors [1][5][6] - The industry maintains relatively high gross margins, and with rapid revenue growth, net profits are anticipated to be released quickly [6] - The domestic ADC chip market is projected to exceed 15 billion yuan in 2023, with significant replacement opportunities available as the market is currently dominated by foreign companies [7]

Group 1 - Since August, the A-share market has seen a significant increase in public fund research activity, with 163 public institutions participating in company research, covering 771 companies across 30 industries, and a total of 8,338 research instances, representing a month-on-month increase of 144.73% [1] Group 2 - The pharmaceutical and biotechnology sector was the most researched, with a total of 1,373 research instances covering 100 stocks, making it the highest focus area for public institutions in August; the electronics sector followed with 1,312 research instances covering 108 stocks [2] - Key companies in the pharmaceutical sector, such as Mindray Medical (300760), BeiGene, and Aibo Medical, were frequently researched, with a focus on innovative drug development, medical equipment updates, and the impact of centralized procurement policies [2] Group 3 - In the electronics sector, companies like Crystal Optoelectronics (002273), Unisoc (002049), and Industrial Fulian (601138) were core focuses due to their advancements in optical components and smart terminal manufacturing [2] - In the telecommunications sector, Tianfu Communication (300394) was the most researched company with 87 instances, focusing on the expansion of high-speed optical module capacity and the commercialization of silicon photonics technology [3] Group 4 - Public fund research activities showed a significant head effect, with 134 out of 163 participating institutions conducting more than 10 research instances, indicating a concentration of interest among top institutions [4] - Notable institutions included Bosera Fund with 200 research instances, followed by Harvest Fund (177 instances), Huaxia Fund (149 instances), and Guotai Fund (147 instances) [4] Group 5 - Research in August indicated a clear policy direction, with the pharmaceutical sector's rising interest linked to policy implementation, focusing on equipment updates and accelerated approval of innovative drugs [4] - The electronics sector maintained interest in cutting-edge fields such as optical technology and AI chips, despite a slight decrease in total research instances [4] - Increased research frequency in the machinery and power equipment sectors suggests institutional attention on inventory cycles bottoming out and a recovery in capital expenditure [4]

Company Overview - Chengdu Huayi Microelectronics announced the successful release of its HWD12B40GA4 ADC chip, which features 4 channels, 12-bit resolution, and a sampling rate of 40 GSPS, marking a significant technological breakthrough for the company [3][4] - The chip fills a gap in both domestic and international markets, achieving international leading technology levels and consolidating the company's position in the high-speed, high-precision ADC field [3][4] Product Features - The ADC chip supports configurable sampling rates of 24-40 GSPS in 4-channel mode and 48-80 GSPS in dual-channel mode, with an input analog bandwidth of up to 19 GHz and a noise spectral density as low as -152 dBFs/Hz [3][4] - It boasts a spurious-free dynamic range exceeding 54 dB within the Ku frequency band and utilizes a 96-pair JESD204C high-speed serial interface, supporting multi-channel synchronization [3][4] Market Context - The special integrated circuit industry is reportedly at a turning point, with several research institutions indicating that the industry has bottomed out and is expected to see upward trends in demand, particularly driven by low-orbit satellite applications [6][8] - The overall industry maintains relatively high gross margins, and with rapid revenue growth, net profits are anticipated to be released quickly [6][8] Financial Performance - In the first half of 2025, Chengdu Huayi Microelectronics achieved revenue of 355 million yuan, a year-on-year increase of 26.93%, while net profit attributable to shareholders was 35.72 million yuan, a decline of 51.26% due to intensified competition and price reductions [5] - The company has increased R&D and marketing expenditures to address technological iterations and market expansion needs, contributing to a significant rise in period expenses [5] Industry Trends - The low-orbit satellite sector is accelerating, with multiple successful satellite launches indicating a growing demand for stable and durable chips, particularly in FPGA technology [9] - The domestic FPGA chip market is projected to reach approximately 29.7 billion yuan in 2023, with expectations for steady increases in domestic market share as companies achieve breakthroughs [9] - The domestic ADC chip market is estimated to exceed 15 billion yuan in 2023, presenting substantial replacement opportunities as the market is currently dominated by foreign players [9]

Core Viewpoint - Chengdu Huami has successfully launched a new 4-channel, 12-bit, 40G high-precision RF direct sampling ADC chip, marking a significant technological breakthrough and filling a gap in both domestic and international markets [1][3][4]. Company Summary - Chengdu Huami is a leading company in the domestic special integrated circuit sector, focusing on the research, production, testing, sales, and service of special integrated circuits [5]. - The company’s product range includes digital integrated circuits such as programmable logic devices and microcontrollers, as well as analog integrated circuits like ADC/DAC chips [5]. Product Details - The newly launched HWD12B40GA4 ADC chip supports configurable sampling rates from 24 to 40 GSPS in 4-channel mode and 48 to 80 GSPS in dual-channel mode, with an input analog bandwidth of up to 19 GHz [3][4]. - The chip features low noise spectral density of -152 dBFs/Hz and a spurious-free dynamic range exceeding 54 dB at an input frequency of 18 GHz, making it suitable for various applications including radar and satellite communications [3][4]. Market Outlook - Multiple research institutions indicate that the special integrated circuit industry has reached a bottom and is expected to see upward trends in demand, particularly driven by low-orbit satellite applications [1][7]. - The industry maintains relatively high gross margins, and with rapid revenue growth, net profits are anticipated to be released quickly [8]. Financial Performance - In the first half of 2025, Chengdu Huami reported revenue of 355 million yuan, a year-on-year increase of 26.93%, while net profit attributable to shareholders was 35.72 million yuan, a decline of 51.26% due to intensified competition and reduced product prices [6].

Core Viewpoint - Chengdu Huami has achieved a significant breakthrough with the successful launch of its HWD12B40GA4 ADC chip, which is expected to fill a gap in the domestic and international markets and reach an internationally leading technical level [1][2][3]. Company Summary - Chengdu Huami specializes in the research, production, testing, sales, and service of special integrated circuits, with products including digital and analog integrated circuits [4]. - The company reported a revenue of 355 million yuan in the first half of 2025, a year-on-year increase of 26.93%, while net profit attributable to shareholders was 35.72 million yuan, a year-on-year decrease of 51.26% due to intensified industry competition and price reductions [4]. Product Details - The newly launched ADC chip features a 4-channel, 12-bit resolution, and a sampling rate of 40 GSPS, with configurable sampling rates of 24-40 GSPS in 4-channel mode and 48-80 GSPS in dual-channel mode [2][3]. - The chip supports an input analog bandwidth of up to 19 GHz and has a low noise spectral density of -152 dBFs/Hz, with a spurious-free dynamic range exceeding 54 dB at an input frequency of 18 GHz [2][3]. Industry Context - The special integrated circuit industry is showing signs of recovery, with multiple research institutions indicating that the industry has bottomed out, driven by demand from low-orbit satellites [1][5]. - The overall market for ADC chips in China is projected to exceed 15 billion yuan in 2023, indicating significant potential for domestic companies to capture market share from established foreign competitors [7]. Future Prospects - The ADC chip is expected to have broad applications in radar, commercial satellites, electronic countermeasures, wireless communications, high-end instruments, and drones, suggesting a promising future market [3]. - The low-orbit satellite sector is accelerating, which is anticipated to boost the demand for specialized chips, including FPGA and ADC technologies [6].