广湛高铁实现全线5G全覆盖 随着广湛高铁的开通，广州白云站至湛江北站最快1小时32分可达，北部湾城市群与粤港澳大湾区时空 距离大幅压缩。据悉，未来，广东移动将持续对广湛高铁5G专网进行优化升级，给旅客提供稳定高速 的通信服务。(完) 来源：中国新闻网 编辑：熊思怡 广告等商务合作，请点击这里 中新网广州12月22日电 (孙秋霞 黎颖欣)备受期待的广湛高铁22日开通运营，记者从中国移动广东公司 (简称"广东移动")了解到，该公司新建站点近千个，并率先应用比萨天线新技术，实现广湛高铁全线5G 全覆盖。 广湛高铁作为国家"八纵八横"高速铁路网沿海铁路客运大通道的重要组成部分，正线全长401公里。高 铁沿线地形崎岖，隧道环境复杂，其中8座大长隧道里程达56公里，5G网络建设面临着基站选址难、施 工窗口期短等难题。 广东移动组建跨专业攻坚工作组，他们白天穿梭于高铁沿线，选择最优建站位置、调整优化天线角度； 凌晨抢抓隧道内施工窗口期，在狭小空间内高效完成设备安装与调试，确保建设工作高效落地。 针对列车高速移动导致的信号频繁切换、车体穿透损耗大等痛点，该攻坚团队在广湛高铁率先全线应用 比萨天线，使天线主瓣方向与铁轨始终保持 ...

开关电源又称交换式电源、开关变换器，是一种高频化电能转换装置，是电源供应器的一种。其功能是将一个位准的电压，透过不同形式的架构转换为用户 端所需求的电压或电流。开关电源的输入多半是交流电源（例如市电）或是直流电源，而输出多半是需要直流电源的设备，例如个人电脑，而开关电源就进 行两者之间电压及电流的转换。开关电源按输入电源类型可分为AC-DC开关电源、DC-DC开关电源；按输出特性可分为恒压输出开关电源、恒流输出开关 电源、恒压恒流可调开关电源；按调制方式可分为脉宽调制开关电源、频率调制开关电源和混合调制开关电源。开关电源作为电源供应器的重要组成部分， 广泛应用于各类电子设备中。其主要功能是将电源电压转换为设备所需的稳定电压，具有小型化、重量轻、转化效率高等优点。随着科技的不断进步，开关 电源的应用领域也在不断扩展，涵盖了工业、消费电子、医疗、汽车电子等多个行业。近年来，5G网络建设、物联网普及和数据中心扩容催生了对高性能 电源的旺盛需求，特别是在服务器、边缘设备和智能终端领域，开关电源凭借其高功率密度和高转换效率成为关键支撑。与此同时，全球能源转型加速推 进，光伏、风电等新能源产业快速发展，带动光伏逆变器及相 ...

Overall Performance - The telecommunications industry has shown stable operational performance in the first eight months of the year, with telecommunications business revenue reaching 1,182.1 billion yuan, a year-on-year increase of 0.8% [2] - The total telecommunications business volume has grown by 8.8% year-on-year when adjusted for last year's prices [2] User Development - The number of fixed broadband access users has steadily increased, reaching 689 million by the end of August, with a net increase of 18.85 million users since the end of last year [3] - Users with internet access speeds of 1000 Mbps or higher reached 233 million, a net increase of 26.64 million users, accounting for 33.9% of total users, up 3 percentage points from the end of last year [3] - The total number of mobile phone users reached 1.819 billion, with a net increase of 29.53 million users, and 5G mobile phone users reached 1.155 billion, a net increase of 14 million users, accounting for 63.4% of total mobile phone users [3] - The number of mobile IoT terminal users grew rapidly, reaching 2.872 billion, with a net increase of 21.6 million users [3] Business Usage - Mobile internet traffic continued to grow rapidly, with a total of 2,534 billion GB of mobile internet traffic in the first eight months, a year-on-year increase of 16.4% [4] - The average mobile internet access traffic (DOU) reached 20.87 GB in August, a year-on-year increase of 14.3% [4] - The total duration of mobile phone outgoing calls decreased by 5.4% year-on-year, while mobile SMS volume increased by 21.9% [4] Communication Capacity - The construction of gigabit fiber broadband networks is progressing steadily, with the total number of internet broadband access ports reaching 1.239 billion, a net increase of 37.1 million since the end of last year [5] - The number of 5G base stations reached 4.646 million, a net increase of 395,000, accounting for 36.3% of total mobile base stations [5] Regional Development - The penetration rates of gigabit and 5G users have continued to rise across various regions, with the penetration rates for fixed broadband access users of 1000 Mbps or higher in the East, Central, West, and Northeast regions being 33.9%, 33.5%, 35.7%, and 27.1%, respectively [6] - Mobile internet access traffic growth rates remained in double digits across regions, with the East, Central, West, and Northeast regions achieving 1,063 billion GB, 595.2 billion GB, 724.7 billion GB, and 150.5 billion GB, respectively, with year-on-year growth rates of 16.4%, 16.2%, 15%, and 25.2% [6]

Core Insights - The telecommunications industry in China has shown stable operational performance in the first eight months of 2023, with steady growth in telecom business volume and ongoing new infrastructure development [1] Summary by Categories Telecom Business Performance - Telecom business revenue reached 1,182.1 billion yuan, reflecting a year-on-year growth of 0.8% [1] - The total telecom business volume increased by 8.8% year-on-year when calculated at constant prices from the previous year [1] Infrastructure Development - The construction of 5G networks is progressing steadily, with a total of 4.646 million 5G base stations by the end of August, an increase of 395,000 from the end of the previous year, accounting for 36.3% of all mobile base stations, up by 0.3 percentage points compared to the first seven months [1] - The construction of gigabit optical fiber broadband networks is also advancing, with the number of internet broadband access ports reaching 1.239 billion, an increase of 37.1 million from the end of the previous year [1] - Fiber-to-the-home (FTTH/O) ports reached 1.198 billion, with a net increase of 37.71 million, representing 96.7% of all internet broadband access ports [1] - The number of 10G PON ports capable of providing gigabit network services reached 30.76 million, with a net increase of 2.551 million from the end of the previous year [1]

Core Insights - The Ministry of Industry and Information Technology reported on the economic operation of the telecommunications industry for the first eight months of 2025, highlighting steady progress in 5G network construction [1] Group 1 - As of the end of August, the total number of 5G base stations reached 4.646 million, an increase of 395,000 from the end of the previous year [1] - 5G base stations now account for 36.3% of the total mobile base stations, with a 0.3 percentage point increase compared to the first seven months of the year [1]

Core Viewpoint - The article highlights the significant role of listed companies in China's economic development during the "14th Five-Year Plan" period, emphasizing innovation as a key driver for high-quality growth [1]. Group 1: Company Overview - Pengding Holdings, established in April 1999 and listed in September 2018, is recognized as the global leader in the PCB industry, maintaining its top position for eight consecutive years from 2017 to 2024 [2]. - In the first half of this year, Pengding Holdings achieved a revenue of 16.375 billion yuan, representing a year-on-year growth of 24.75%, and a net profit of 1.233 billion yuan, up 57.22% [2]. Group 2: Research and Development - The company has invested over 8.597 billion yuan in R&D from 2021 to the first half of 2025, with 1.072 billion yuan allocated in the first half of this year [4]. - As of June 30, 2025, Pengding Holdings has applied for 2,732 patents, with 1,525 granted, and was recognized as a "National Enterprise Technology Center" in 2023 [4]. Group 3: Product and Market Position - Pengding Holdings offers a diverse range of PCB products, including FPC, SMA, SLP, HDI, RPCB, and Rigid Flex, with a global market share of over 30% in the FPC sector, making it the largest FPC manufacturer worldwide [3]. Group 4: Future Outlook and Investments - The company plans to exceed 10 billion yuan in R&D investments during the "14th Five-Year Plan" period, focusing on AI servers, optical modules, and AI edge products [5]. - Pengding Holdings is investing a total of 8 billion yuan in its Huai'an park for high-end HDI and SLP projects, with production expected to ramp up during peak seasons [5]. Group 5: Digital Transformation and Sustainability - Since 2019, the company has been implementing smart factory planning, aiming for intelligent manufacturing and digital transformation, with 13 smart factories established by the end of 2024 [7]. - In 2024, Pengding Holdings' environmental investment exceeded 80 million yuan, with operational costs around 260 million yuan, achieving a carbon reduction of 579,139 tons, equivalent to a 62% decrease in total carbon emissions [8]. Group 6: Shareholder Returns - Since its listing in 2018, Pengding Holdings has distributed over 9.7 billion yuan in dividends, reflecting its strong financial health and commitment to shareholder value [9].

Group 1: Company Overview - Zhuoyue Technology (002369.SZ) is gaining attention in the capital market due to its unique business layout and development potential in the consumer electronics and communication products manufacturing sector [1] Group 2: Industry Recovery - The consumer electronics market in China is showing signs of recovery, driven by the "national subsidy" policy, with increased demand for products like smartphones, smart wearables, and tablets [2] - Zhuoyue Technology, as a core supplier for well-known brands such as Huawei, Xiaomi, and 360, is positioned to benefit directly from this industry rebound [2] Group 3: Financial Performance - In the first half of the year, Zhuoyue Technology achieved operating revenue of 870 million yuan, a year-on-year increase of 6.96% [2] - Sales of portable consumer electronics reached 341 million yuan, reflecting a year-on-year growth of 22.95%, with gross margin increasing by 14.66% [2] Group 4: Network Communication Equipment - The upgrade of network communication equipment is expected to drive growth, with the global market projected to reach approximately 355.13 billion yuan in 2024 and nearly 534.29 billion yuan by 2031, representing a compound annual growth rate of 5.8% [3] - Zhuoyue Technology has established a comprehensive product line in network communication, including smart routers and CPE terminals, and is securing mass production orders for Wi-Fi7 projects [3] Group 5: New Growth Areas - Zhuoyue Technology is rapidly developing its mobile power supply business, becoming a key supplier for several brand clients, with increasing shipment volumes [4] - The demand for mobile power supplies is rising due to the growing use of mobile devices in various scenarios, including outdoor activities, which is driving market growth [4] - The company is also actively developing innovative hardware products in smart home and automotive electronics to enhance its product matrix and profitability [4]

Core Insights - ZTE Corporation reported a revenue of approximately 71.55 billion yuan for the first half of 2025, representing a year-on-year growth of 14.51% [1] - The net profit attributable to shareholders decreased to about 5.06 billion yuan, down 11.77% year-on-year, with basic earnings per share at 1.06 yuan [1] Domestic Market Performance - The domestic market revenue reached approximately 50.62 billion yuan, growing by 17.55% year-on-year, accounting for 70.74% of total revenue [1] - The gross margin was 33.69%, a decline of 8.74 percentage points year-on-year [1] - The company is focusing on deepening its presence in wireless and wired products while expanding into smart data center projects and future technology directions like 10G access [1] International Market Performance - The international market revenue was approximately 20.94 billion yuan, with a year-on-year increase of 7.77%, making up 29.26% of total revenue [2] - The gross margin for international operations was 29.45%, down 6.57 percentage points year-on-year [2] - The company is leveraging opportunities in the Asia-Pacific region, Africa, and Latin America, focusing on key operators and infrastructure modernization [2] Business Segments - For operator clients, ZTE is maintaining its strategy focused on major operators and enhancing its market position through key product offerings [2] - In the enterprise sector, the company is capitalizing on the overseas expansion of Chinese enterprises and the acceleration of data center and server infrastructure construction in major countries [2] - Consumer business saw a robust growth in revenue, driven by the success of the dual-brand strategy and innovative products like the cloud PAD, which sold over 1 million units in the first half of the year [1][2]

Financial Performance - The company reported a revenue of approximately 71.55 billion yuan for the first half of 2025, representing a year-on-year increase of 14.51% [1] - The net profit attributable to shareholders was approximately 5.06 billion yuan, a decrease of 11.77% year-on-year [1] - The basic earnings per share were 1.06 yuan [1] Market Segments - In the domestic market, revenue was approximately 50.62 billion yuan, with a year-on-year growth of 17.55%, accounting for 70.74% of total revenue [1] - The gross margin in the domestic market was 33.69%, down by 8.74 percentage points year-on-year [1] - The international market revenue was approximately 20.94 billion yuan, with a year-on-year increase of 7.77%, making up 29.26% of total revenue [2] Business Strategies - The company is focusing on the operator market by deepening its wireless and wired product offerings and optimizing market structure, while also expanding into future technology areas like 10G access [2][3] - In the enterprise market, the company is capitalizing on increased investments from leading domestic internet companies and industry players, resulting in a significant growth in intelligent computing server revenue [2] - The consumer segment saw a stable growth in revenue, driven by the success of the innovative dual-function cloud PAD, which sold over 1 million units in the first half of the year [2] Regional Focus - The company is leveraging opportunities in the Asia-Pacific region, Africa, and Latin America, focusing on network modernization and fiber construction [3] - The company is also expanding its presence in Southeast Asia, Africa, and the Middle East through its dual-brand strategy of "ZTE + Nubia," achieving double-digit growth in mobile product revenue [3]

Core Insights - The capital market is witnessing a significant performance disclosure season, with over 1,300 listed companies reporting their mid-year results, showing a positive trend in revenue and net profit growth [1][2][3] Group 1: Overall Market Performance - More than 800 companies reported revenue growth, with 88 companies achieving over 50% growth and 23 companies exceeding 100% growth [2] - The top three companies in revenue growth are Haichuang Pharmaceutical, Xianfeng Holdings, and Beijing Culture, with growth rates of 11,899.08%, 2,048.03%, and 1,944.24% respectively [2][3] Group 2: Profitability - Over 700 companies reported an increase in net profit, with 16 companies experiencing growth rates exceeding 1,000% [3] - Leading companies in net profit growth include Xianda Co., Zhimingda, and Rongzhi Rixin, with growth rates above 2,000% [3] Group 3: Communication Equipment Industry - The communication equipment sector stands out with over 70% of companies reporting revenue and net profit increases, significantly outperforming the market average [4][6] - Among 34 listed companies in this sector, 25 reported revenue growth, with 6 companies achieving over 50% growth [4] - Shijia Guangzi leads in both revenue and net profit growth, with revenue of 993 million and net profit of 217 million, reflecting growth rates of 121.12% and 1,712% respectively [4][5] Group 4: Stock Performance - Nearly 80% of communication equipment companies saw their stock prices rise, with the highest increase being over 270% for Shijia Guangzi [7][8] - Companies like Ding Tong Technology and Guangku Technology also reported significant stock price increases of over 120% and approximately 80% respectively [7] - Conversely, companies with declining stock prices often reported poor performance, such as Hainengda and Dongruan Zhaibo, with revenue declines of 17.50% and 9.46% respectively [7] Group 5: Market Drivers - The growth in the communication equipment sector is driven by the ongoing 5G network construction, rapid development of cloud computing and data centers, and trends towards technological upgrades and domestic substitution [6][8]