Group 1 - A-shares showed mixed performance on July 29, with active sectors including CRO, optical modules, optical chips, and innovative drugs [1] - The cloud computing 50 ETF (516630) rose over 1%, with leading stocks including Guotou Intelligent (300188), Hengsheng Electronics (600570), Zhongji Xuchuang (300308), Xinyi Sheng (300502), Wanxing Technology (300624), and Yonyou Network (600588) [1] - CITIC Securities reported that by Q2 2025, the market value of public fund holdings in the telecommunications sector reached 101.75 billion yuan, accounting for 3.90%, a record high [1] Group 2 - In Q2 2025, public funds significantly increased their holdings in the optical module/device sector while reducing positions in IDC and telecom operators [2] - The top ten stocks with increased holdings in the telecommunications sector included Xinyi Sheng, Zhongji Xuchuang, Changxin Bochuang, Shijia Photon, and Huace Navigation [2] - The cloud computing 50 ETF (516630) tracks an index with a high AI computing power content, covering popular concepts such as optical modules, computing leasing, data centers, AI servers, and liquid cooling [2]

Core Viewpoint - The market shows a strong sentiment with significant sector rotation, indicating potential investment opportunities in undervalued sectors like photovoltaics and technology [1][2]. Group 1: Market Performance - As of July 29, 2025, the CSI A500 Index (000510) increased by 0.14%, with notable gains in stocks such as Tianfu Communication (300394) up 12.77% and Tiger Medical (300347) up 11.05% [1]. - The A500 ETF fund (512050) rose by 0.10%, with the latest price at 1.02 yuan [1]. Group 2: Sector Analysis - Short-term analysis suggests a significant rotation effect in the market, with a focus on undervalued sectors like photovoltaics for potential valuation recovery [1]. - Long-term, the technology sector is expected to provide narrative effects, with recommendations for a barbell strategy that includes increasing allocations to technology and communication sectors while maintaining dividend stock allocations [1]. Group 3: Index Composition - As of June 30, 2025, the top ten weighted stocks in the CSI A500 Index include Kweichow Moutai (600519), Contemporary Amperex Technology (300750), and Ping An Insurance (601318), collectively accounting for 20.67% of the index [2]. - The top ten stocks by weight are as follows: - Kweichow Moutai: 0.09% increase, 3.81% weight - Contemporary Amperex Technology: 1.58% increase, 2.88% weight - Ping An Insurance: 0.73% decrease, 2.58% weight - China Merchants Bank: 0.20% decrease, 2.46% weight - Industrial Bank: 0.61% decrease, 1.68% weight - Yangtze Power: 0.07% increase, 1.59% weight - Midea Group: 0.76% decrease, 1.53% weight - Zijin Mining: 1.06% decrease, 1.39% weight - BYD: 0.79% increase, 1.30% weight - Eastmoney Information: 0.62% decrease, 1.26% weight [4].

Investment Rating - The communication sector maintains a "Buy" rating for key stocks such as Tianfu Communication, Ruijie Network, China Mobile, and China Telecom, while China Unicom is rated as "Overweight" [3][5][61]. Core Insights - In Q2 2025, the communication sector's fund holdings increased to 3.61%, up by 1.31 percentage points, indicating a shift from underweight to overweight status [2][15]. - The communication sector's TTM P/E ratio as of July 24, 2025, is 35.71x, which is at the 37.5% historical percentile since early 2011 [2][15]. - Key areas of focus include the domestic computing power and its supporting industrial chain, particularly in optical modules and related technologies [1][14]. Summary by Sections Market Performance - The communication index fell by 0.77% last week, while the Shanghai Composite Index rose by 1.67% and the Shenzhen Component Index increased by 2.33% [1][14]. Fund Holdings - Q2 2025 saw a rise in the communication sector's fund holdings, with a notable increase in the allocation towards optical modules and military communications, while reducing exposure to data centers and wireless equipment [2][15]. Recommended Stocks - Key recommended stocks include: - Tianfu Communication (300394 CH) with a target price of 119.12 and a "Buy" rating - Ruijie Network (301165 CH) with a target price of 88.70 and a "Buy" rating - China Mobile (600941 CH) with a target price of 126.40 and a "Buy" rating - China Telecom (601728 CH) with a target price of 9.13 and a "Buy" rating - China Unicom (600050 CH) with a target price of 7.62 and an "Overweight" rating [5][61]. Key Stock Performance - The top five stocks with increased fund holdings in Q2 2025 include: - Xinyi Technology (300502 SZ) with a total market value increase of 191.65 billion - Zhongji Xuchuang (300308 SZ) with an increase of 182.70 billion - Tianfu Communication (300394 SZ) with an increase of 29.69 billion - Yuanjie Technology (688498 SH) with an increase of 16.90 billion - Haige Communication (002465 SZ) with an increase of 11.01 billion [25][26].

Industry Overview - The capital market's attention towards the computing power industry chain has increased with the release of Nvidia's GB300, particularly in the optical module (CPO) sector [1] - Optical modules serve as hardware devices that convert electrical signals to optical signals and vice versa, acting as a "translator" between electronic devices and fiber optic networks [1] - CPO (Co-Packaged Optics) technology integrates optical modules' core components with computing chips on the same substrate, reducing signal transmission distance [1][2] Market Dynamics - The optical communication industry consists of upstream raw materials like optical/electrical chips and PCBs, midstream optical devices, and downstream systems targeting telecom operators, cloud service providers, and data center manufacturers [4] - The CPO industry chain has a pyramid structure with uneven technology barriers and value distribution, where silicon photonic chips are crucial for optical conversion efficiency [7] - The market for optical modules is expected to grow significantly, reaching $22.4 billion by 2029, driven by high demand from cloud computing service providers and telecom operators for high-speed data modules [9] Company Analysis 1. **Tianfu Communication** - A leading provider of optical device solutions and advanced packaging services, Tianfu is an official technical partner of Nvidia's CPO switch, with products entering small batch production [16] - Revenue is projected to grow from 873 million yuan in 2020 to 3.252 billion yuan in 2024, with a compound annual growth rate (CAGR) of 38.91% [18] 2. **Taicheng Light** - One of the largest manufacturers of high-density optical connection products, Taicheng focuses on CPO and has seen significant demand for MPO connectors due to data center construction [22] - Revenue is expected to increase from 574 million yuan in 2020 to 1.378 billion yuan in 2024, with a CAGR of 24.49% [24] 3. **Yuanjie Technology** - Specializes in the research, design, production, and sales of optical chips, with products used in fiber access, 4G/5G networks, and data centers [27] - The optical chip market in China is projected to grow from $555 million in 2015 to $2.997 billion by 2026, supported by rapid internet development and new infrastructure demands [31]

Group 1 - The 7th World Artificial Intelligence Conference (WAIC 2025) will be held on July 26 in Shanghai, featuring major AI companies like Huawei, Alibaba, Baidu, and SenseTime, focusing on cutting-edge topics such as large models, robotics, smart chips, and industrial integration, reigniting interest in the AI market [1] - The newly launched Dacheng ChiNext AI ETF (159242.SZ) achieved impressive performance on its first day, ranking among the top two in terms of trading volume and latest scale compared to similar products [1] - The ChiNext AI Index has seen a cumulative increase of 151.75% in 2023, significantly outperforming the Sci-Tech Innovation Board AI Index at 82.02% and the CSI AI Index at 102.88%, indicating strong growth potential and market capture ability [1] Group 2 - The ChiNext AI Index focuses more on "hardware + underlying support" compared to the Sci-Tech AI Index, which emphasizes algorithms and software, with heavy investments in optical modules, computing chips, edge computing, and operating systems, aligning with the core logic of current AI industry expansion [1] - Key companies in the index, known as the "three musketeers of optical modules"—Zhongji Xuchuang, Xinyi Sheng, and Tianfu Communication—are deeply embedded in the supply chains of global tech giants like Nvidia, benefiting from global computing upgrades and the iteration of 1.6T high-speed optical modules, with expected net profit growth rates exceeding 50% by 2025 [1] - Guosheng Securities highlights the long-term growth potential of the A-share computing power sector, suggesting that as AI applications transition from laboratories to commercialization, computing infrastructure is poised to become a core driver in the next "cloud computing golden decade" [2]

Group 1 - The CPO (Co-Packaged Optics) concept declined by 0.11% as of the market close on July 24, ranking among the top decliners in the concept sector [1] - Notable decliners within the CPO sector include Tai Chen Guang, Shi Jia Guang Zi, and Changxin Bochuang, while the top gainers were Bo Min Electronics, Lian Ying Laser, and Kai Ge Precision Machinery, with increases of 4.47%, 4.30%, and 3.32% respectively [1] - The Hainan Free Trade Zone concept saw the highest increase at 9.11%, followed by the horse racing concept at 4.67% and the duty-free shop concept at 4.46% [1] Group 2 - The CPO sector experienced a net outflow of 2.078 billion yuan, with 50 stocks seeing net outflows, and 7 stocks experiencing outflows exceeding 100 million yuan [1] - The stock with the highest net outflow was Xin Yi Sheng, with a net outflow of 599.16 million yuan, followed by Tian Fu Communication and Zhong Ji Xu Chuang with outflows of 363.12 million yuan and 221.04 million yuan respectively [1] - The stocks with the highest net inflows included Changdian Technology, Sanan Optoelectronics, and Unisplendour, with net inflows of 156 million yuan, 130 million yuan, and 81.52 million yuan respectively [1]

Group 1 - CPO concept stocks continue to decline, with Tai Chen Guang (300570) dropping over 8% [1] - Changxin Bochuang (300548) fell more than 7% [1] - Shijia Guangzi decreased by over 6% [1] - Other companies such as Xinyi Sheng (300502), Tianfu Communication (300394), and Zhongji Xuchuang (300308) also experienced declines [1]

Group 1 - The core viewpoint highlights a significant rebound in the optical module sector and AI applications, with notable stock performances from companies like Guangku Technology and Lian Te Technology [1] - The AI application sector is showing active performance, with stocks such as Tuoer Si and Han De Information experiencing gains [1] - The market sentiment for the AI-focused ETF (159363) improved after a three-day decline, indicating a recovery in trading activity with a total transaction volume of 160 million yuan [1] Group 2 - The outlook for the optical module sector suggests a dual increase in performance and valuation, making it a key area for investment focus [3] - Multiple companies in the computing power industry are reporting strong earnings forecasts, reflecting sustained high demand for AI computing power [3] - The A-share computing power industry is viewed as a rare growth sector, with expectations for a shift in valuation systems towards growth stocks as AI commercialization progresses [3] Group 3 - Citic Securities reports that Nvidia's resumption of H20 sales and advancements in next-generation systems are boosting confidence in the domestic AI industry chain [4] - The AI industry chain is expected to accelerate due to supportive policies and ongoing innovations in AI applications [4] - The first ETF tracking the entrepreneurial board AI index is recommended for investment, focusing on core opportunities in AI computing power [4]

Investment Rating - The industry investment rating is "Overweight" as the report anticipates that the interconnection bandwidth demand will experience rapid growth due to the "multiplier effect" [4][90]. Core Insights - The report identifies four major trends in the AI computing interconnection sector: 1. Computing hardware demand is shifting from being anchored to cloud vendors' CapEx to being anchored to the number of tokens processed. 2. The landscape of computing chips is evolving from reliance on GPUs to a coexistence of GPUs and ASICs. 3. Technological iterations are transitioning from product-level upgrades (like optical modules, PCBs, switches, and network cards) to overall upgrades at the network architecture level. 4. The focus of network interconnection upgrades is expanding from Scale Out to Scale Up, enhancing both types of networks and increasing single-chip bandwidth [5][81][85]. Summary by Sections Section 1: Market Trends - The demand for computing power is increasingly linked to the number of tokens processed rather than just cloud vendor capital expenditures [5][81]. - The growth of AI models has led to a significant increase in the demand for high-bandwidth, low-latency interconnections, particularly in the context of large-scale AI training [21][25]. Section 2: Product Innovations - New products like Sora and GB200 are driving demand for multimodal inference, with Sora requiring significantly more inference computing power compared to previous models [27][35]. - The report highlights that the performance of new interconnection technologies, such as GB200, is substantially superior to older models, enhancing overall computational efficiency [75][76]. Section 3: Capital Expenditure Trends - Capital expenditures from major cloud service providers (CSPs) are expected to continue increasing, with a notable shift towards AI computing capabilities [35][37]. - The report estimates that the ratio of NVIDIA's data center revenue from cloud vendors to the capital expenditures of five major cloud vendors has increased from 5% in Q1 2023 to approximately 30% by the second half of 2024 [37][38]. Section 4: Investment Opportunities - The report suggests that various interconnection methods, including optical, copper, and PCB connections, are likely to benefit from the anticipated growth in interconnection demand. Key companies identified include: - Optical interconnection: Zhongji Xuchuang, Xinyi Sheng, Tianfu Communication, Yuanjie Technology, Changguang Huaxin, Changxin Bochuang, Shijia Photon, Zhizhi Technology, Taicheng Light. - Copper interconnection: Zhaolong Interconnection, Zhongji Xuchuang, Hongteng Precision. - PCB: Shenghong Technology, Jingwang Electronics, Hudian Co., Shengyi Technology [4][90].

Core Viewpoint - The China Securities Index for specialized and innovative companies (中证专精特新100指数) shows a slight decline of 0.05% on July 22, with a trading volume of 48.175 billion yuan, despite a positive performance over the past month, three months, and year-to-date [1]. Group 1: Index Performance - The 中证专精特新100指数 has increased by 7.33% over the past month, 3.48% over the last three months, and 7.19% year-to-date [1]. - The index is composed of 100 larger listed companies selected from specialized and innovative "little giant" enterprises, reflecting the overall performance of representative specialized and innovative listed companies [1]. Group 2: Index Holdings - The top ten weighted companies in the 中证专精特新100指数 include 海光信息 (9.58%), 天孚通信 (3.49%), 瑞芯微 (2.77%), 圣邦股份 (2.54%), 爱美客 (2.34%), 华海清科 (2.27%), 惠城环保 (2.16%), 惠泰医疗 (2.09%), 华大九天 (1.96%), and 拓荆科技 (1.92%) [1]. - The market segments represented in the index holdings are primarily from the Shanghai Stock Exchange (51.10%), followed by the Shenzhen Stock Exchange (44.89%) and the Beijing Stock Exchange (4.01%) [1]. Group 3: Industry Composition - The industry composition of the index holdings shows that Information Technology accounts for 55.67%, followed by Industrial (20.93%), Pharmaceutical and Health (10.29%), Communication Services (6.71%), Materials (4.96%), and Consumer Discretionary (1.45%) [2]. - The index samples are adjusted biannually, with adjustments implemented on the next trading day following the second Friday of June and December each year [2].