Group 1: AI High-Speed Data Transmission Products - The company is actively developing high-speed data transmission chips for AI, edge computing, and advanced communication, with PCIe expected to become a new growth point [1] - Since 2025, the company has made significant progress in the research and development of protocols such as DP2.1, USB, and PCIe, with some projects entering the tape-out stage [1] Group 2: Automotive Electronics - In 2024, the company established an automotive division focusing on automotive entertainment systems, cockpit displays, HUD, and automotive SerDes solutions [2] - The automotive SerDes chip group successfully completed tape-out in 2023, with a general high-speed signal extension chip based on single-channel 12.5Gbps SerDes technology achieving domestic application in the 5G communication field [2] - The company is expanding its automotive AI application scenarios, moving from single cockpit platform adaptation to multi-platform adaptation, increasing the coverage of models and customers [2] Group 3: Traditional Bridging Business - The company has become a global leader in high-speed mixed-signal chip research and production, ranking sixth globally in sales and market share of high-definition video bridging chips [2] - For the first three quarters of 2025, the company achieved revenue of 389 million yuan, a year-on-year increase of 16.67%, and a net profit attributable to shareholders of 125 million yuan, a year-on-year increase of 32.47% [2] Group 4: Future Outlook - The company is continuously expanding and improving its product line for high-definition video bridging and processing chips, with new products in the edge AI video bridging chip sector expected to achieve mass shipments in the second half of 2025 [3] - Revenue projections for the company from 2025 to 2027 are 705 million yuan, 1.119 billion yuan, and 1.450 billion yuan, respectively, with net profits of 206 million yuan, 342 million yuan, and 428 million yuan [3] - The company’s new products in SerDes and PCIe are progressing well and are expected to contribute to incremental growth [3]

Investment Rating - The report maintains a "Buy" rating for Longxin Co., Ltd. (688486.SH) [5] Core Insights - Longxin Co., Ltd. is actively developing high-speed data transmission products for AI applications, with PCIe expected to become a new growth point. The company leverages its technology in mixed-signal fields to create chips for AI training, inference, and data storage [1][5] - The automotive electronics segment is expanding, with successful market promotion of the vehicle SerDes chipsets and continuous development of smart cockpit and vehicle-side applications [2] - The traditional bridging business shows steady growth, with the company maintaining its leading position in the domestic market and ranking sixth globally in sales and market share of high-definition video bridging chips [3] Financial Performance Summary - For the first three quarters of 2025, Longxin Co., Ltd. achieved revenue of 389 million yuan, a year-on-year increase of 16.67%, and a net profit attributable to shareholders of 125 million yuan, up 32.47% year-on-year [3] - Revenue projections for 2025-2027 are estimated at 705 million, 1.119 billion, and 1.450 billion yuan, respectively, with net profits expected to be 206 million, 342 million, and 428 million yuan [3][4] - The company’s earnings per share (EPS) are projected to grow from 0.77 yuan in 2023 to 3.21 yuan in 2027, reflecting strong growth potential [4] Product Development and Market Position - The company has successfully developed a 12.5Gbps SerDes technology for high-end automotive markets, addressing the demand for long-distance video transmission and ultra-high-definition display [2] - Longxin Co., Ltd. is expanding its product line in high-definition video bridging and processing chips, with new products expected to be shipped in the second half of 2025 [3]

Core Points - The Sci-Tech Innovation Board (STAR Market) index rose by 0.29% to close at 1357.93 points, with a total trading volume of 4.06 billion shares and a turnover of 186.88 billion yuan, resulting in an average turnover rate of 2.12% [1] - Among the tradable stocks on the STAR Market, 219 stocks closed higher, with 5 stocks rising over 10%, including Longxun Co. and Guangyun Technology, which hit the daily limit [1] - The highest turnover rate was recorded by C Hengkong, a newly listed stock, which surged by 310.61% with a turnover rate of 81.36% and a trading volume of 2.27 billion yuan, attracting a net inflow of 899 million yuan [1][2] Trading Performance - In the high turnover stocks, C Hengkong, which was newly listed, saw a significant increase of 310.61%, while other notable gainers included Longxun Co. and Guangyun Technology, which rose by 20.00% and 19.99% respectively [2] - The sectors with the most high turnover stocks included electronics with 22 stocks, followed by power equipment and computers with 15 and 11 stocks respectively [2] - Among high turnover stocks, 31 experienced net inflows from main funds, with C Hengkong, Dongxin Co., and Jingchen Co. leading with net inflows of 899 million yuan, 411 million yuan, and 255 million yuan respectively [2] Leverage Fund Movements - A total of 38 stocks in the high turnover category received net purchases from leveraged funds, with notable increases in financing balances for Bawei Storage, Huasheng Lithium, and Wukuang New Energy, which saw increases of 264 million yuan, 246 million yuan, and 184 million yuan respectively [3] - Conversely, stocks like Huahong Company, Tengjing Technology, and Jingzhida experienced significant reductions in financing balances, decreasing by 305 million yuan, 172 million yuan, and 107 million yuan respectively [3]

Market Overview - Global markets experienced significant declines, with major indices in the Asia-Pacific region all falling sharply. The Nikkei 225 index dropped 3.22% to 48702.98 points, marking the largest single-day decline since April [2] - European stock markets also opened lower, with major indices such as the Euro Stoxx 50, FTSE 100, CAC 40, DAX 30, and FTSE MIB all declining by over 1% [3] - In the A-share market, the Shanghai Composite Index fell by 0.81% to 3939.81 points, while the Shenzhen Component Index decreased by 0.92% to 13080.49 points. The ChiNext Index dropped 1.16% to 3069.22 points [4] Sector Performance - The semiconductor sector showed resilience, with stocks like Longxin Co. rising by 20% and Dongxin Co. increasing by nearly 13%. Other semiconductor stocks also performed well, indicating a strong interest in this sector despite broader market declines [8][10] - The AI application sector was notably active, with stocks such as Xuan Ya International and Langchao Software hitting the daily limit up, reflecting growing investor interest in AI technologies [12][14] - Conversely, the lithium battery sector faced a significant downturn, with companies like Huasheng Lithium Battery dropping over 17%. This sector's decline follows a period of strong performance, indicating potential volatility [16][17] New Listings - Three newly listed stocks saw substantial gains, with Hengkun New Materials closing up 310.61%, and Beikang Testing and Nanguang Digital rising by 295.52% and 224.78%, respectively [6] Investment Insights - Analysts suggest that the trend towards supply chain security and self-sufficiency will continue, particularly in the semiconductor industry. The ongoing growth in global AI computing power and the structural shortages in storage are expected to drive demand for domestic semiconductor production [10][15] - The recent announcements from major companies like Alibaba and Baidu regarding their AI initiatives indicate a competitive push in the AI sector, which may present investment opportunities in the long term [14][15]

Core Insights - The semiconductor sector experienced a rise of 0.86% on November 18, with N Hengkun leading the gains, while the Shanghai Composite Index fell by 0.81% and the Shenzhen Component Index decreased by 0.92% [1] Group 1: Stock Performance - N Hengkun (688727) saw a significant increase of 310.61%, closing at 61.55, with a trading volume of 408,800 shares and a transaction value of 2.27 billion [1] - Longxun Co. (688486) increased by 20.00%, closing at 79.86, with a trading volume of 146,800 shares and a transaction value of 1.14 billion [1] - Dongxin Co. (688110) rose by 12.75%, closing at 108.77, with a trading volume of 482,500 shares and a transaction value of 5.15 billion [1] - Other notable performers include Jingchen Co. (6608889) up 11.90%, Dawi Co. (002213) up 9.99%, and Mingwei Electronics (6888889) up 9.63% [1] Group 2: Capital Flow - The semiconductor sector saw a net outflow of 839 million from institutional investors, while retail investors contributed a net inflow of 692 million [2] - N Hengkun (688727) had a net inflow of 920 million from institutional investors, representing 40.50% of its total trading volume [3] - Dawi Co. (002213) experienced a net inflow of 523 million from institutional investors, accounting for 40.79% of its trading volume [3]

Market Overview - The Shanghai Composite Index closed at 3939.81 points, with a decline of 0.81%, and the total trading volume of A-shares reached 1,945.96 billion yuan [1] Stocks Breaking the Annual Line - A total of 35 A-shares have surpassed the annual line, with notable stocks showing significant deviation rates including: - Guangyun Technology with a deviation rate of 19.13% - Longxun Co., Ltd. at 15.24% - Central Plaza at 7.88% [1] Top Performers - The top three stocks with the highest deviation rates are: 1. Guangyun Technology: Today's price increase of 19.99%, turnover rate of 9.16%, annual line price of 13.81 yuan, latest price at 16.45 yuan [1] 2. Longxun Co., Ltd.: Price increase of 20.00%, turnover rate of 19.74%, annual line price of 69.30 yuan, latest price at 79.86 yuan [1] 3. Central Plaza: Price increase of 10.11%, turnover rate of 9.48%, annual line price of 3.63 yuan, latest price at 3.92 yuan [1] Additional Notable Stocks - Other stocks that have recently crossed the annual line with lower deviation rates include: - Tianlong Group, Jinyu Medical, and Meili Cloud, which have just crossed the annual line [1]

Market Overview - The Shanghai Composite Index closed at 3939.81 points, below the five-day moving average, with a decline of 0.81% [1] - The total trading volume of A-shares reached 1,945.96 billion yuan [1] Stocks Performance - A total of 292 A-shares broke through the five-day moving average today [1] - Notable stocks with significant deviation rates include: - Guangyun Technology (14.09%) - Longxun Co., Ltd. (14.04%) - Jingchen Co., Ltd. (8.11%) [1] Top Gainers - The top gainers today include: - Guangyun Technology: +19.99% with a turnover rate of 9.16% [1] - Longxun Co., Ltd.: +20.00% with a turnover rate of 19.74% [1] - Jingchen Co., Ltd.: +11.90% with a turnover rate of 7.70% [1] Additional Notable Stocks - Other stocks with notable performance include: - Hetai Machinery: +10.00% [1] - Shenghui Integrated: +10.00% [1] - Changling Hydraulic: +10.00% [1]

Core Points - The Shanghai Composite Index closed at 3939.81 points, above the six-month moving average, with a decline of 0.81% [1] - The total trading volume of A-shares reached 1,945.96 billion yuan [1] - A total of 51 A-shares have surpassed the six-month moving average, with notable stocks showing significant deviation rates [1] Summary by Category Market Performance - The Shanghai Composite Index is currently at 3939.81 points, indicating a slight decline of 0.81% [1] - The total trading volume for A-shares today was 1,945.96 billion yuan [1] Stocks Surpassing Six-Month Moving Average - 51 A-shares have broken through the six-month moving average, with the highest deviation rates observed in: - Longxun Co., Ltd. with a deviation rate of 18.63% and a price increase of 20.00% [1] - Meideng Technology with a deviation rate of 14.56% and a price increase of 22.82% [1] - Jingchen Co., Ltd. with a deviation rate of 9.04% and a price increase of 11.90% [1] Additional Notable Stocks - Other stocks with significant performance include: - Guangyun Technology with a deviation rate of 8.67% and a price increase of 19.99% [1] - Qixin Group with a deviation rate of 8.30% and a price increase of 10.07% [1] - Haohan Deep Technology with a deviation rate of 6.70% and a price increase of 9.03% [1]

Core Points - The Shanghai Composite Index is at 3937.29 points, with a decrease of 0.87%, and the total trading volume of A-shares is 1,593.98 billion yuan [1] - 30 A-shares have surpassed their annual line today, with notable stocks showing significant deviation rates [1] Summary by Category Stock Performance - Notable stocks that have broken through the annual line include: - Guangyun Technology (光云科技) with a deviation rate of 19.13% and a price increase of 19.99% [1] - Longxun Co., Ltd. (龙迅股份) with a deviation rate of 15.24% and a price increase of 20.00% [1] - Haohan Depth (浩瀚深度) with a deviation rate of 6.26% and a price increase of 8.69% [1] Trading Metrics - The trading volume for A-shares today is reported at 1,593.98 billion yuan [1] - The turnover rates for the top stocks that broke through the annual line vary, with Longxun Co., Ltd. at 17.65% and Guangyun Technology at 8.82% [1] Deviation Rates - Stocks with smaller deviation rates that have just crossed the annual line include: - Tianlong Group (天龙集团) with a deviation rate of 0.00% [2] - Jinyu Medical (金域医学) with a deviation rate of 0.05% [2] - Lihua Micro (力合微) with a deviation rate of 0.07% [2]

Core Viewpoint - The article highlights a strong rebound in the semiconductor sector and a collective rise in AI application directions, while other sectors like lithium battery and chemicals are experiencing declines [4][11]. Market Overview - On November 18, A-shares opened lower, with the Shanghai Composite Index down 0.56% to 3949.83, the Shenzhen Component Index down 0.43% to 13145.00, and the ChiNext Index down 0.43% to 3091.87 [3][6]. - The total trading volume reached 1.30 trillion CNY, with a predicted increase to 2.04 trillion CNY, up by 106.3 billion CNY [3]. Sector Performance - The AI application sector saw significant gains, with companies like Fushi Holdings and Xuan Ya International hitting the daily limit up of 20% [13][14]. - The semiconductor sector also showed strong performance, with Longxin Co. hitting a 20% limit up, and other companies like North Huachuang and Zhongwei Company rising over 4% [9][11]. - In contrast, the lithium battery industry faced substantial declines, with various sectors such as chemicals and coal experiencing fluctuations [4][11]. Notable Stocks - Longxin Co. (SH:688486) reached a price of 79.86 CNY, marking a 20% increase [10]. - Fushi Holdings (current price: 7.06 CNY, up 20.07%) and Xuan Ya International (current price: 21.83 CNY, up 20.01%) were among the top gainers in the AI sector [14][15]. News Impact - Samsung announced a price increase of 30% to 60% for some memory chips, indicating a supply shortage in the storage industry [11]. - The trend of orders shifting towards domestic chips is expected to continue, driven by the demand for stable computing power from cloud providers and AI startups [11].