Financial Performance - In the first half of 2025, the company achieved total revenue of 10.453 billion CNY, a year-on-year increase of 25.63% [1] - The net profit attributable to shareholders was 1.360 billion CNY, reflecting a growth of 37.75% compared to the previous year [1] - PCB business revenue reached 6.274 billion CNY, up 29.21%, with a gross margin of 34.42%, an increase of 3.05 percentage points [1] - The packaging substrate business generated 1.740 billion CNY in revenue, a 9.03% increase, but with a gross margin of 15.15%, down 10.31 percentage points [1] - The electronic assembly business reported revenue of 1.478 billion CNY, a growth of 22.06%, with a gross margin of 14.98%, up 0.34 percentage points [1] PCB Business Applications - The PCB business focuses on mid-to-high-end products, primarily serving communication devices, data centers, and automotive electronics [2] - Significant revenue growth in the first half of 2025 was driven by demand in communication, data center, and automotive sectors, particularly for 400G and above high-speed switches and optical modules [2] - The increase in PCB business gross margin was attributed to higher revenue scale and improved factory capacity utilization [2] Production Capacity Utilization - The overall capacity utilization for PCB business remained high due to sustained demand in computing and automotive electronics [3] - The packaging substrate business saw a notable improvement in capacity utilization year-on-year, driven by increased domestic storage market demand [3] Technology and Project Development - The company has achieved mass production capability for FC-BGA packaging substrates with up to 20 layers, while R&D for 22-26 layer products is progressing on schedule [4] - The Guangzhou packaging substrate project is advancing steadily, with the first phase connected in Q4 2023 and ongoing improvements in production capacity [4] Electronic Assembly Business Strategy - The electronic assembly business is positioned as a downstream segment of PCB manufacturing, focusing on communication, data centers, medical, and automotive electronics [5] - Revenue from electronic assembly was 2.823 billion CNY in 2024 and 1.478 billion CNY in the first half of 2025, accounting for 15.76% and 14.14% of total revenue, respectively [5] Raw Material Price Trends - Key raw materials include copper-clad laminates, semi-cured sheets, copper foil, gold salt, and inks, with some prices continuing to rise due to commodity market fluctuations [6] - The company is actively monitoring international commodity price changes and maintaining communication with suppliers and customers [6]

Market Performance - The large fund concept sector increased by 1.26% on October 15, with Huada Jiutian leading the gains [1] - The Shanghai Composite Index closed at 3912.21, up 1.22%, while the Shenzhen Component Index closed at 13118.75, up 1.73% [1] Top Gainers in Large Fund Concept Sector - Huada Jiutian (301269) closed at 135.42, up 7.30% with a trading volume of 267,300 shares and a transaction value of 3.581 billion [1] - Shengke Communication (688702) closed at 116.35, up 3.79% with a trading volume of 40,000 shares and a transaction value of 461 million [1] - Changdian Technology (600584) closed at 41.92, up 2.77% with a trading volume of 841,200 shares and a transaction value of 3.448 billion [1] Top Losers in Large Fund Concept Sector - Zhichun Technology (603690) closed at 37.00, down 8.48% with a trading volume of 1,205,900 shares and a transaction value of 4.518 billion [2] - Hushi Silicon Industry (688126) closed at 27.08, down 2.62% with a trading volume of 606,800 shares and a transaction value of 1.642 billion [2] - Sitwei (688213) closed at 108.39, down 2.44% with a trading volume of 87,100 shares and a transaction value of 940 million [2] Fund Flow Analysis - The large fund concept sector experienced a net outflow of 2.387 billion from institutional investors, while retail investors saw a net inflow of 2.344 billion [2][3] - The top stocks by net inflow from retail investors included Deep South Circuit (002916) with 41.41 million and North Huachuang (002371) with 45.73 million [3] Summary of Individual Stock Performance - Deep South Circuit (002916) had a net inflow of 41.41 million from retail investors, while institutional investors had a net outflow of 1.23 billion [3] - North Huachuang (002371) saw a net inflow of 45.73 million from retail investors, with a net outflow of 1.61 billion from institutional investors [3] - Huada Jiutian (301269) had a net inflow of 46.12 million from retail investors, while institutional investors had a net outflow of 462 million [3]

Market Overview - The component sector increased by 4.65% on October 15, with Weir leading the gains [1] - The Shanghai Composite Index closed at 3912.21, up 1.22%, while the Shenzhen Component Index closed at 13118.75, up 1.73% [1] Top Gainers in the Component Sector - Weir Shang (301251) closed at 58.56, up 13.16% with a trading volume of 85,600 shares and a turnover of 480 million [1] - Xingsen Technology (002436) closed at 20.64, up 10.02% with a trading volume of 1,079,800 shares and a turnover of 2.114 billion [1] - Shengyi Technology (600183) closed at 62.06, up 10.00% with a trading volume of 577,500 shares and a turnover of 3.402 billion [1] - Jianghai Co., Ltd. (002484) closed at 30.77, up 6.84% with a trading volume of 377,700 shares and a turnover of 1.133 billion [1] Market Capital Flow - The component sector saw a net inflow of 1.737 billion from main funds, while retail funds experienced a net outflow of 668 million [2] - The main funds showed a significant interest in Shenghong Technology (300476) with a net inflow of 694 million [3] - Xingsen Technology (002436) also attracted main fund inflows of 206 million, indicating strong institutional interest [3] Individual Stock Performance - Shenghong Technology (300476) had a net inflow of 694 million from main funds, but saw a net outflow of 285 million from speculative funds and 409 million from retail investors [3] - Shengyi Technology (600183) experienced a net inflow of 482 million from main funds, with outflows from both speculative and retail investors [3] - Xingsen Technology (002436) had a net inflow of 206 million from main funds, but faced outflows from speculative and retail investors [3]

Market Overview - The component sector experienced a decline of 4.16% on October 14, with Shenzhen South Circuit leading the drop [1] - The Shanghai Composite Index closed at 3865.23, down 0.62%, while the Shenzhen Component Index closed at 12895.11, down 2.54% [1] Stock Performance - Notable gainers included: - Jin'an Guoji (Code: 002636) with a closing price of 13.50, up 10.02% [1] - Sanhuan Group (Code: 300408) with a closing price of 47.74, up 3.94% [1] - Huazheng New Materials (Code: 603186) with a closing price of 43.80, up 2.48% [1] - Significant decliners included: - Shenzhen South Circuit (Code: 002916) with a closing price of 196.60, down 8.28% [2] - Pengding Holdings (Code: 002938) with a closing price of 47.48, down 7.48% [2] - Xing Sen Technology (Code: 002436) with a closing price of 18.76, down 7.22% [2] Capital Flow - The component sector saw a net outflow of 2.207 billion yuan from institutional investors, while retail investors contributed a net inflow of 1.613 billion yuan [2][3] - Major stocks with significant capital inflows included: - Sanhuan Group with a net inflow of 359 million yuan, accounting for 8.60% of total capital [3] - Jin'an Guoji with a net inflow of 195 million yuan, representing 48.68% of total capital [3]

Group 1 - The A-share PCB sector experienced a downturn, with Jiangnan New Materials hitting the daily limit down [2] - Other companies such as Shenzhen South Circuit, Hangzhou Dianzi, Dongshan Precision, Pengding Holdings, Xingsen Technology, and Huadian Co. also saw declines [2]

Core Viewpoint - ShenNan Circuit (002916) has filed an international patent application for a PCB component and processing method, indicating ongoing innovation efforts despite a decrease in patent filings compared to the previous year [1][3]. Group 1: Patent Application - ShenNan Circuit has announced an international patent application titled "PCB components and PCB component processing method" with application number PCT/CN2024/133083, set to be published internationally on October 9, 2025 [1]. - The company has filed one international patent application this year, which is an 80% decrease compared to the same period last year [3]. Group 2: Research and Development Investment - In the first half of 2025, ShenNan Circuit invested 672 million yuan in research and development, reflecting a year-on-year increase of 5.06% [3].

Investment Rating - The report suggests to continue focusing on investment opportunities within the communication industry [2] Core Insights - The communication industry showed steady revenue growth and accelerated profitability in H1 2025, with total revenue reaching 1785.003 billion yuan, a year-on-year increase of 10.07%, and net profit attributable to shareholders at 160.432 billion yuan, up 11.26% year-on-year [4][7] - The AI computing industry chain is expected to continue accelerating its development in 2025, benefiting the communication industry [17][19] Summary by Sections H1 2025 Performance Overview - The communication industry achieved a total revenue of 1785.003 billion yuan in H1 2025, with a year-on-year growth of 10.07%, and a net profit of 160.432 billion yuan, reflecting an 11.26% increase [4][7] Segment Performance Changes - In H1 2025, the optical module and device segment reported revenue of 47.988 billion yuan, a year-on-year increase of 64.88%, and net profit of 10.876 billion yuan, up 111.99% [25] - The communication PCB segment achieved revenue of 57.249 billion yuan, a year-on-year increase of 37.66%, and net profit of 8.058 billion yuan, up 80.79% [31] - The network equipment segment generated revenue of 507.111 billion yuan, a year-on-year increase of 28.86%, with net profit of 19.184 billion yuan, up 19.57% [37] AI Industry Chain Investment - Major overseas cloud companies are expected to maintain optimistic growth in capital expenditures, with a total of 95 billion USD in Q2 2025, reflecting an 82.96% year-on-year increase [17] - Companies like Oracle and Nvidia are showing strong growth prospects in their AI-related businesses, with Oracle's unfulfilled revenue reaching 455 billion USD, a year-on-year increase of 359% [22][19]

Group 1 - Insurance institutions conducted a total of 14,128 investigations into A-share listed companies in the first three quarters of this year, with a significant focus on technology sectors such as electronic components and medical devices [1] - The total balance of insurance funds exceeded 36 trillion yuan by the end of the second quarter, with stock investments amounting to approximately 3.07 trillion yuan, reflecting a net increase of 640.6 billion yuan since the end of last year [2] - The most active insurance companies in terms of investigations included Ping An Pension Insurance with 494 investigations and Taikang Asset Management with 853 investigations, indicating a strong interest in market opportunities [2][3] Group 2 - The technology sector was the most investigated area by insurance institutions, with companies like Huichuan Technology and Lixun Precision receiving the highest attention, reflecting a market trend towards technology investments [4] - The rise in stock prices for technology companies, with the CSI 300 index increasing by approximately 18% and the robotics and AI indices rising by about 41% and 38% respectively, has driven insurance institutions to focus on this sector [4][5] - The shift towards technology investments is influenced by government support for technological innovation and the need for insurance institutions to diversify their portfolios in a low-interest-rate environment [5]

Market Overview - The component sector experienced a decline of 3.87% on October 10, with Fangbang Co., Ltd. leading the drop [1] - The Shanghai Composite Index closed at 3897.03, down 0.94%, while the Shenzhen Component Index closed at 13355.42, down 2.7% [1] Individual Stock Performance - Notable gainers included *ST Dongjing, which rose by 4.96% to a closing price of 11.01, and Sihui Furun, which increased by 2.49% to 41.56 [1] - Fangbang Co., Ltd. saw a significant drop of 9.99%, closing at 60.55, while other major declines included ShenNan Circuit (-9.03%) and Shenghong Technology (-6.77%) [2] Trading Volume and Capital Flow - The component sector saw a net outflow of 4.263 billion yuan from institutional investors, while retail investors contributed a net inflow of 2.897 billion yuan [2] - The trading volume for major stocks included Shengyi Technology with 58.77 million shares and Sihui Furun with 12.17 million shares [1][2] Capital Flow Analysis - Major net inflows were observed in stocks like Shengyi Technology (75.38 million yuan) and Sihui Furun (40.40 million yuan), while Fangbang Co., Ltd. had a net inflow of 7.72 million yuan [3] - Conversely, significant net outflows were recorded for stocks such as *ST Dongjing (-1.37 million yuan) and ShenNan Circuit (-1.43 million yuan) [3]

Core Insights - The report emphasizes the importance of monitoring the U.S. government shutdown and its impact on economic data and market sentiment, alongside the upcoming 20th Central Committee meeting in China, which will focus on the "14th Five-Year Plan" [4][2] - The market is expected to continue a trend of oscillating upward, supported by positive domestic PMI data and expectations surrounding the "14th Five-Year Plan" [4][2] - The report highlights a potential increase in foreign capital inflows in the fourth quarter, which could support the A-share market [4][2] - The core investment direction is likely to remain focused on technology assets in the near term [4][2] October Stock Picks - The October stock picks include: - China Southern Airlines (Transportation) - COSCO Shipping Specialized Carriers (Transportation) - Tongkun Co., Ltd. (Chemicals) - Yake Technology (Chemicals) - CATL (Electric New Energy) - Lingnan Holdings (Social Services) - Jinghe Integrated (Electronics) - Shenzhen South Circuit (Electronics) - GoerTek (Electronics) - Jieshun Technology (Computers) [9][10] September Performance Review - The September stock portfolio outperformed the market, with notable monthly returns exceeding 30% for CATL and Zhaoyi Innovation, and an absolute return of 4.64%, outperforming the market benchmark by 1.44 percentage points [5][6] Transportation Sector: China Southern Airlines - China Southern Airlines is a leading airline service provider with a significant market share and a robust hub network centered in Guangzhou and Beijing. The company is expected to achieve a revenue of 174.22 billion yuan in 2024, reflecting an 8.94% year-on-year growth [11][12] - The airline industry in China has seen a 172.8% growth in passenger transport over the past 15 years, with a projected domestic passenger transport volume of 730 million in 2024, a 17.86% increase [12][13] Transportation Sector: COSCO Shipping Specialized Carriers - The company reported a 44.05% year-on-year increase in revenue for the first half of 2025, reaching 10.775 billion yuan, with a net profit of 825 million yuan, marking a 13.08% increase [14][15] - The demand for specialized vessels remains strong, particularly in the automotive shipping segment, which saw a 439.87% increase in revenue [15][16] Chemicals Sector: Tongkun Co., Ltd. - The company experienced an 8.41% year-on-year decrease in revenue for the first half of 2025, totaling 44.158 billion yuan, with a notable decline in polyester filament prices due to fluctuating oil prices [16][17] - The gross profit margin improved to 6.76%, reflecting a 0.57 percentage point increase year-on-year [17][18] Chemicals Sector: Yake Technology - The company reported steady revenue growth driven by LNG and electronic materials, with a gross profit margin of 31.82% in the first half of 2025 [19][20] - The electronic materials segment saw a 15.37% year-on-year revenue increase, with significant contributions from semiconductor chemical materials [20][21] New Energy Sector: CATL - CATL is projected to achieve a net profit of 50.745 billion yuan in 2024, a 15.01% increase year-on-year, with a total revenue of 362.013 billion yuan [23][24] - The company maintains a leading position in the global battery market, with a 37.9% market share in 2024 [24][25] Social Services Sector: Lingnan Holdings - The company reported an 8.52% year-on-year increase in revenue for the first half of 2025, totaling 2.09 billion yuan, with a net profit of 50 million yuan, reflecting a 24.39% increase [26][27] - The opening of a city duty-free store is expected to enhance customer flow and boost related tourism industry growth [27][28] Electronics Sector: Jinghe Integrated - The company achieved a 28% year-on-year revenue increase in 2024, totaling 9.249 billion yuan, with a net profit of 533 million yuan, marking a 152% increase [29][30] - The company is focusing on optimizing product structure and upgrading technology processes to maintain competitive advantages [30][31] Electronics Sector: Shenzhen South Circuit - The company reported a 25.63% year-on-year revenue increase in the first half of 2025, reaching 10.453 billion yuan, with a net profit of 1.36 billion yuan [32][33] - The PCB business saw a 29.21% year-on-year increase in revenue, driven by demand in communication and data center sectors [33][34]