Core Viewpoint - The company, ChaoSheng Electronics, has demonstrated its capability in mass production of HDI (High-Density Interconnect) boards across various layers, indicating strong technical expertise and competitive positioning in the industry [1] Group 1: Production Capabilities - The company possesses mass production capabilities for HDI boards ranging from 1-layer to 6-layer [1] - The company has advanced manufacturing equipment and a robust technical foundation, which supports its production capabilities [1] Group 2: Technical Barriers - High-end products require stringent specifications in fine line processing, layer alignment, material properties, and reliability, necessitating long-term technical accumulation and experience [1] - The company has mastered core technologies such as high-frequency and high-speed printed circuit board technology, arbitrary layer interconnection technology, and automotive microwave radar printed circuit board technology [1] Group 3: Market Applications - The company's printed circuit board products are widely used in various sectors, including mobile internet, automotive, industrial control, and intelligent manufacturing [1]

Group 1 - The company, Zhongfu Circuit (300814), reported that as of September 19, 2025, the total number of shareholders is 20,583 [1]

Core Viewpoint - The stock of Si Hui Fu Shi has experienced a significant increase of 58.47% year-to-date, but has recently seen a decline of 3.66% over the past five trading days, indicating volatility in its performance [2]. Group 1: Stock Performance - As of September 30, Si Hui Fu Shi's stock price was 41.33 CNY per share, with a market capitalization of 5.919 billion CNY [1]. - The stock has seen a trading volume of 201 million CNY and a turnover rate of 3.48% [1]. - Year-to-date, the stock has risen by 58.47%, with a 10.48% increase over the past 20 days and a 24.75% increase over the past 60 days [2]. Group 2: Financial Performance - For the first half of 2025, Si Hui Fu Shi reported a revenue of 860 million CNY, representing a year-on-year growth of 31.63% [2]. - The net profit attributable to shareholders was 75.39 million CNY, which reflects a year-on-year decrease of 15.89% [2]. - The company has distributed a total of 140 million CNY in dividends since its A-share listing, with 83.80 million CNY distributed over the last three years [3]. Group 3: Shareholder Information - As of June 30, 2025, the number of shareholders increased by 11.48% to 13,800, with an average of 9,913 circulating shares per shareholder, a decrease of 10.30% [2]. - Among the top ten circulating shareholders, Ping An Advanced Manufacturing Theme Stock A holds 1.579 million shares, an increase of 188,700 shares from the previous period [3]. - Huashang Advantage Industry Mixed A is a new entrant among the top ten shareholders, holding 760,600 shares [3].

Core Viewpoint - 科翔股份 has shown significant stock performance with a year-to-date increase of 64.33%, indicating strong market interest and potential growth in the electronic components sector [1][2]. Company Overview - 科翔股份, established on November 2, 2001, and listed on November 5, 2020, specializes in the research, production, and sales of high-density printed circuit boards [1]. - The company's revenue composition includes 90.56% from circuit board products, 9.39% from other sources, and 0.05% from cathode materials [1]. Financial Performance - For the first half of 2025, 科翔股份 reported a revenue of 1.806 billion yuan, reflecting a year-on-year growth of 16.04%. However, the net profit attributable to shareholders was a loss of 62.0342 million yuan, despite a 36.96% increase compared to the previous period [2]. - Cumulative cash dividends since the A-share listing amount to 30.6978 million yuan, with 8.2939 million yuan distributed over the last three years [3]. Shareholder Information - As of June 30, 2025, the number of shareholders increased by 96.07% to 49,900, while the average circulating shares per person decreased by 49.04% to 6,582 shares [2]. - Among the top ten circulating shareholders, 大成中证360互联网+指数A (002236) is a new entrant, holding 1.636 million shares [3]. Market Activity - On September 30, 2023, 科翔股份's stock price rose by 2.10% to 13.13 yuan per share, with a trading volume of 184 million yuan and a turnover rate of 4.34% [1]. - The stock has appeared on the龙虎榜 once this year, with a net purchase of 52.5292 million yuan on June 18, 2023 [1].

Core Viewpoint - Dongshan Precision's stock has experienced significant fluctuations, with a year-to-date increase of 146.82% but a recent decline of 6.01% over the past five trading days [1] Group 1: Stock Performance - As of September 30, Dongshan Precision's stock price was 71.90 CNY per share, with a market capitalization of 131.69 billion CNY [1] - The stock has seen a trading volume of 1.5 billion CNY, with a turnover rate of 1.49% [1] - The company has appeared on the "龙虎榜" (a trading board for stocks with significant trading activity) eight times this year, with the most recent appearance on September 11, where it recorded a net buy of 487 million CNY [1] Group 2: Financial Performance - For the first half of 2025, Dongshan Precision reported a revenue of 16.955 billion CNY, representing a year-on-year growth of 1.96%, and a net profit attributable to shareholders of 758 million CNY, which is a 35.21% increase year-on-year [2] - The company has distributed a total of 1.544 billion CNY in dividends since its A-share listing, with 731 million CNY distributed over the past three years [3] Group 3: Shareholder Information - As of September 19, the number of shareholders for Dongshan Precision reached 99,600, an increase of 18.14% from the previous period [2] - The largest circulating shareholder is Hong Kong Central Clearing Limited, holding 63.4631 million shares, an increase of 14.0925 million shares from the previous period [3] - New institutional investors include Morgan Emerging Markets Fund, which holds 12.4684 million shares [3]

Core Viewpoint - Huadian Co., Ltd. (沪电股份) has experienced significant stock price fluctuations, with a year-to-date increase of 86.00% but a recent decline of 6.52% over the past five trading days [1] Company Overview - Huadian Co., Ltd. is located in Kunshan, Jiangsu Province, and was established on April 14, 1992. It was listed on August 18, 2010. The company primarily engages in the research, production, and sales of printed circuit boards (PCBs), with PCB business revenue accounting for 95.98% of total revenue [1][2] - As of June 30, 2025, the company had 128,200 shareholders, a decrease of 40.16% from the previous period, with an average of 14,997 circulating shares per shareholder, an increase of 67.18% [2] Financial Performance - For the first half of 2025, Huadian Co., Ltd. reported operating revenue of 8.494 billion yuan, a year-on-year increase of 56.59%, and a net profit attributable to shareholders of 1.683 billion yuan, up 47.50% year-on-year [2] - The company has distributed a total of 4.112 billion yuan in dividends since its A-share listing, with 2.204 billion yuan distributed over the past three years [3] Stock Market Activity - On September 30, 2023, Huadian Co., Ltd.'s stock price was 72.82 yuan per share, with a trading volume of 1.226 billion yuan and a turnover rate of 0.86%, resulting in a total market capitalization of 140.104 billion yuan [1] - The stock has appeared on the "Dragon and Tiger List" five times this year, with the most recent appearance on September 11, 2023, where it recorded a net purchase of 4.0465 million yuan [1] Institutional Holdings - As of June 30, 2025, the top ten circulating shareholders included Hong Kong Central Clearing Limited as the third-largest shareholder with 123 million shares, an increase of 47.197 million shares from the previous period [3] - Other notable institutional shareholders include Huatai-PB CSI 300 ETF, E Fund CSI 300 ETF, and China Universal CSI 300 ETF, all of which have increased their holdings [3]

Core Viewpoint - Zhongjing Electronics has shown significant stock price fluctuations, with a year-to-date increase of 55.70% but a recent decline in the last five trading days by 4.06% [2] Group 1: Stock Performance - As of September 30, Zhongjing Electronics' stock price rose by 2.16% to 12.30 CNY per share, with a total market capitalization of 7.535 billion CNY [1] - The stock has experienced a 20.80% decline over the past 60 days [2] - The company has appeared on the trading leaderboard 14 times this year, with the most recent occurrence on July 10, where it recorded a net buy of -118,900 CNY [2] Group 2: Financial Performance - For the first half of 2025, Zhongjing Electronics reported a revenue of 1.618 billion CNY, reflecting a year-on-year growth of 21.29% [2] - The net profit attributable to shareholders for the same period was 18.2857 million CNY, marking a significant increase of 125.05% year-on-year [2] Group 3: Shareholder Information - As of June 30, 2025, the number of shareholders increased to 150,700, up by 117.79% from the previous period [2] - The average number of circulating shares per shareholder decreased by 53.94% to 3,870 shares [2] - The company has distributed a total of 329 million CNY in dividends since its A-share listing, with 4.90995 million CNY distributed in the last three years [3]

Investment Highlights - PCB technology is evolving in materials, processes, and architecture, driving continuous value growth. The demand from AI servers, high-speed communication, and automotive electronics is pushing PCB technology upgrades across these three dimensions [2][3][9] - The upstream high-end materials are in short supply, and cost increases are being passed down to downstream PCB manufacturers. The core materials for copper-clad laminates (CCL) include copper foil, resin, and fiberglass cloth, with cost shares of 39%, 26%, and 18% respectively [4][6][46] - The PCB market is on an upward cycle, driven by AI, with both volume and price increasing across various sectors. The global PCB market is expected to reach $94.7 billion by 2029, with a CAGR of 5.2% from 2024 to 2029 [7][8] PCB Technology Evolution - The evolution of PCB technology is driven by high line density and electrical performance. PCBs serve as critical interconnects in electronic products, supporting various components and providing electrical connections [10][11] - The PCB production technology is continuously updated in materials, processes, and architecture, with significant advancements in high-density interconnects and high-performance materials [18][19][20] Upstream Materials - The core materials for CCL are copper foil, resin, and fiberglass cloth, which significantly influence signal transmission speed and loss. The CCL accounts for 40% of the total PCB cost [39][46] - The global CCL industry is highly concentrated, with a CR10 of 77% in 2024, indicating a strong oligopoly in the market [41] - The demand for high-end HVLP copper foil and ultra-thin copper foil is surging, with Japanese and Taiwanese manufacturers dominating the high-end market [60][62][63] Market Dynamics - The PCB industry is experiencing a shift towards Southeast Asia, with China's share of the global PCB market expected to be around 50% by 2029. The industry has matured, with significant competition and a fragmented market [17] - The demand for special fiberglass cloth is increasing due to AI and high-speed communication, leading to upgrades in low-dielectric and quartz cloth [66][70] Future Outlook - The PCB market is expected to benefit from the ongoing technological advancements and increasing demand from AI and high-speed communication sectors. The integration of advanced packaging technologies like CoWoP and embedded power chips is anticipated to further enhance PCB value [23][32][34]

Group 1 - The company Si Hui Fu Shi (SZ 300852) announced the convening of its 13th meeting of the third board of directors on September 29, 2025, to discuss the proposal for the early redemption of "Fu Shi Convertible Bonds" [1] - For the first half of 2025, Si Hui Fu Shi's revenue composition was 93.96% from printed circuit boards and 6.04% from other businesses [1] - As of the report date, Si Hui Fu Shi has a market capitalization of 6 billion yuan [1]

Market Overview - The main board led the gains with notable increases in stocks such as Yingqu Technology (+10.03%), Nengke Technology (+10.01%), and Guanshi Technology (+10.00%) [1] - The ChiNext board saw significant rises, particularly in Huijin Co., Ltd. (+20.00%) and Chuling Information (+20.00%) [1] - The Sci-Tech Innovation board also experienced strong performance, with Pinming Technology (+20.01%) and Yunzhuang Technology (+15.25%) leading the way [1] - Active sub-industries included SW Semiconductor Equipment (+3.41%) and SW Printed Circuit Boards (+3.16%) [1] Domestic News - Chongqing Konka Optoelectronics made significant progress in AR micro-display technology, developing an active driving blue Micro LED display with a resolution of 640×480 and a pixel density of 6773 PPI [1] - Zhaoxin announced more specifications for its KHS-50000 series server processors, which can integrate up to 96 high-performance computing cores and provide up to 384MB of L3 cache [1] - The Arctic Xiongxin QM935-G1 IVI Chiplet was successfully tested, designed for smart cockpit applications, featuring a GPU core with a computing power of 1.3T FLOPS [1] - He Yi Guangxian achieved a milestone with cumulative deliveries of over 500,000 large-size OLED panels, supported by a total investment of 6 billion yuan to create the largest single OLED module factory in China [1] Company Announcements - Yongding Co., Ltd. announced a cash dividend of 0.035 yuan per share, totaling approximately 51.17 million yuan based on a total share capital of 1,461,994,802 shares [3] - Qingyi Optoelectronics reported its cash dividend distribution based on a total share capital of 314,800,000 shares, with 313,076,581 shares eligible for distribution after excluding repurchased shares [3] - O-film Technology disclosed that its subsidiary received a government subsidy of 16.58 million yuan, representing 28.39% of the latest audited net profit attributable to shareholders [3] - Dash Smart signed a contract for a smart hospital project worth 113 million yuan with China State Construction Engineering Corporation [3] International News - South Korean startup HyperAcce plans to launch an AI chip using Samsung's 4nm process in 2026, which offers significant price advantages over NVIDIA GPUs while maintaining 90% memory bandwidth [1] - U.S. Commerce Secretary reiterated plans for a major trade agreement with Taiwan, promoting a "50-50" semiconductor production model between the U.S. and Taiwan [1] - Diraq, a quantum technology startup, demonstrated that silicon-based quantum chips produced in semiconductor factories can achieve over 99% fidelity, comparable to those made in laboratory settings [1] - HanChem, a South Korean high-end materials company, completed the development of five new mass production materials in the first half of the year and aims for annual sales of 100 billion won (approximately 5 billion yuan) by 2030 [1]