摘要 ： 多浦乐2025上半年营收增长56.19%，净利润增长12.15%，研发投入占比28.02%，积极开拓新市场并深耕核心技 术。 特别提示 微信机制调整，点击顶部"仪器信息网" → 右上方"…" → 设为 ★ 星标，否则很可能无法看到我们的推送。 近日，广州多浦乐电子科技股份有限公司（以下简称"多浦乐"）发布了2025年半年度报告，交出了一份亮眼的"期中 成绩单"。报告显示， 公司实现营业收入7998.51万元，较上年同期大幅增长56.19%；实现归属于上市公司股东的 净利润1903.76万元，同比增长12.15% 。 保持技术研发优势： 公司作为核心单位参与多项国家级研发项目，先后承担了"相控阵超声检测系统"及"超声成像工 业无损检测仪"等国家研发项目，面向科研院所、高校以及航天航空、 核电等行业的复杂检测需求，开展高性能超声 相控阵检测设备及模块研制，以期实现更高效、更精准的检测效果。 多浦乐表示，未来将继续依托技术积累和市场拓展能力，推动无损检测设备在更多高端工业领域的创新应用，提升公司 在全球市场的竞争力。 点击文末"阅读原文"查看详情 多浦乐是一家专业从事无损检测设备研发、生产和销售的高新技术 ...

Overview - Non-destructive testing (NDT) technology is crucial in various sectors of China's economy, ensuring and improving product quality across industries from aerospace to everyday consumer goods [1][13] - The NDT equipment market in China is projected to reach a scale of 6.363 billion yuan in 2024, with a year-on-year growth of 3.87% [1][13] - The demand for advanced NDT technology is increasing as traditional methods are gradually replaced, leading to higher investments in advanced NDT equipment by enterprises [1][13] Market Policies - China has implemented several regulations and standards to enhance product quality and safety, creating a favorable policy environment for the NDT equipment industry [6][8] - Key policies include the "Action Plan for the Development of Intelligent Testing Equipment Industry (2023-2025)" and various guidelines aimed at promoting high-quality development in manufacturing and resource utilization [6][8] Industry Chain - The upstream of the NDT equipment industry includes suppliers of electronic components, metals, optical materials, and sensors, which directly impact the quality and scale of NDT equipment production [9] - The midstream involves the design, research, and production of NDT equipment, while the downstream consists of inspection and testing institutions that utilize these technologies [9] Development Status - The NDT market in China has seen rapid growth, with the industry becoming a key player in ensuring product quality across various sectors [1][13] - The number of qualified inspection and testing institutions reached 53,057 in 2024, generating revenues of 487.597 billion yuan, indicating a robust growth in the downstream market [11] Competitive Landscape - The NDT equipment industry is characterized by high technical barriers and a focus on technological competition, with few major players dominating the market [15][16] - Domestic companies like Chaoyan Co., Duopule Co., and Ultrasonic Electronics are gradually increasing their market share and closing the gap with international competitors [16][19][21] Future Trends - The future of NDT equipment will see increased adoption of digital technologies for data collection, storage, and transmission, enhancing decision-making in maintenance and quality control [23] - Collaboration among upstream and downstream players in the industry will be crucial for technological innovation and market expansion, improving overall competitiveness [23]

Group 1: Weiwodun Petroleum Technology Co., Ltd. - Weiwodun is founded by an alumnus of Southwest Petroleum University and has initiated IPO counseling with ShenGang Securities, aiming for an IPO on the Beijing Stock Exchange [3] - Established in April 2006, Weiwodun is a national-level specialized and innovative "little giant" enterprise focusing on the R&D, production, and sales of oil and gas extraction reservoir modification agents and tools [4] - The company has experienced significant revenue fluctuations, with projected revenues of 146 million, 171 million, 166 million, and 225 million yuan from 2021 to 2024, and net profits declining for two consecutive years [4] Group 2: Aisida Aerospace Technology Co., Ltd. - Aisida Aerospace has completed IPO counseling with CITIC Securities, targeting an IPO on the Sci-Tech Innovation Board [6] - Founded in 2018, Aisida specializes in lightweight structures and functional products made from carbon fiber composite materials, primarily producing rocket fairings [6][7] - The company has supported multiple successful rocket launches, including significant missions for various commercial aerospace companies [7] Group 3: Xinnowei Pharmaceutical Technology Co., Ltd. - Xinnowei has submitted its IPO counseling materials, aiming for an A-share listing with Guotai Junan as the counseling institution [14] - Established in May 2017, Xinnowei focuses on innovative drug development in oncology, multi-drug resistant bacterial infections, and metabolic diseases, with 10 drug candidates in clinical research [14] - The company has raised over 2 billion yuan in funding since its inception, with significant investments from various venture capital firms [15] Group 4: Zhongke Innovation Technology Co., Ltd. - Zhongke Innovation has submitted its IPO counseling report to the Hubei Securities Regulatory Bureau, with Dongwu Securities as the counseling institution [16] - Founded in April 2003, the company specializes in non-destructive testing equipment and customized solutions, achieving revenue growth of 15% over two years [17] Group 5: Youbang Radiator (Changshu) Co., Ltd. - Youbang has completed IPO counseling with CITIC Securities, planning to list on the Beijing Stock Exchange [18] - Established in 1997, Youbang is a leading manufacturer of transformers and radiators, holding an 18.9% market share in China [19] - The company has shown consistent revenue growth, with projected revenues of 235 million, 277 million, and 315 million yuan from 2022 to 2024 [20] Group 6: Baimaike Medical Technology Co., Ltd. - Baimaike has submitted its IPO counseling materials to the Hainan Regulatory Bureau, with Changcheng Securities as the counseling institution [21] - The company specializes in surgical medical devices and peptide pharmaceutical equipment, with a focus on innovative product development [22] - Baimaike has achieved revenues of 90.67 million, 174 million, and 185 million yuan from 2022 to 2024, with a significant market presence in absorbable surgical sutures [23] Group 7: Ruiniu Co., Ltd. - Ruiniu has submitted its IPO counseling materials to the Jiangsu Regulatory Bureau, with Everbright Securities as the counseling institution [25] - Founded in 2006, Ruiniu is a leading manufacturer in the agricultural machinery belt industry, with significant clients including major agricultural machinery companies [26] - The company has reported revenues of 288 million, 308 million, 235 million, and 306 million yuan from 2021 to 2024, with a notable decline in performance in recent years [28]

Core Viewpoint - The recent shareholding changes and performance decline of Duopule (301528.SZ) have raised investor concerns, particularly regarding the confidence of major shareholders in the company's future prospects [2][3][4]. Shareholder Changes - Major shareholder Cai Shuping plans to reduce his holdings by up to 1.238 million shares, representing 2% of the total share capital, within three months starting from June 4, 2025 [3][4]. - This follows a previous reduction completed in January 2025, where Cai sold 537,200 shares at an average price of 44.59 yuan per share, raising approximately 23.95 million yuan [4]. - Another significant shareholder, Xiamen Rongyu, along with its action-in-concert party Suzhou Rongyu, plans to collectively reduce their holdings by up to 3 million shares, or 4.85% of the total share capital, from May 20 to August 17, 2025 [5]. Financial Performance - Duopule's revenue for 2023 was 199 million yuan, a year-on-year decline of 1.41%, with net profit dropping by 8.88% to 77.81 million yuan [7]. - In 2024, revenue further decreased to 162 million yuan, down 18.70%, and net profit fell by 33.68% to 51.60 million yuan [7]. - The company reported a significant increase in revenue in Q1 2025, achieving 38.49 million yuan, a year-on-year growth of 125.44%, but the gross margin decreased by 6.25% [8]. Industry Context - Duopule operates in a technology-intensive sector focused on non-destructive testing equipment, which requires high levels of R&D investment to maintain competitiveness [6]. - The company invested 38.40 million yuan in R&D in 2024, a 13.94% increase from the previous year, accounting for 23.70% of its revenue [6]. - The domestic non-destructive testing equipment industry is still in a growth phase, with a domestic market penetration rate of 52% as of 2023, but high-end products are predominantly supplied by foreign companies [6][8]. Strategic Developments - Duopule is actively expanding into the medical sector, having invested in companies related to medical ultrasound technology, although these initiatives are currently in the investment phase and have not yet contributed significantly to revenue [8][9].

Core Viewpoint - The Chinese non-destructive testing (NDT) industry is experiencing significant growth and technological advancement, with domestic companies like Yirui Technology and Rilian Technology leading the way in innovation and market performance [2][9]. Group 1: Domestic Companies' Performance - Yirui Technology invested over 300 million yuan in R&D, achieving international leadership in photon counting detector technology, breaking a 20-year monopoly in medical CT detectors by Western companies [2]. - SanYing Precision reported a 91% increase in net profit, with its self-developed nanoVoxel series micro-CT achieving a resolution of 0.5 microns, effectively replacing imported equipment for major clients and saving over 40% in procurement costs [3]. - Rilian Technology's revenue and net profit both increased by 25%, successfully producing an 180 kV micro-focus X-ray source and enhancing defect detection accuracy to 99.5% with its AI detection system, significantly improving battery inspection efficiency for CATL [4]. Group 2: Technological Innovations - Steel Research Nake's phased array detection system was successfully applied in Baowu Steel's production line, achieving an international-leading automatic detection speed of 200 rods per hour [5]. - Ultrasonic Electronics achieved revenue and profit growth, breaking through 3D full-focus technology, with its wind turbine blade detection system applied to the world's largest 16MW offshore wind turbine, improving detection accuracy by 60% compared to traditional methods [6]. - Duopule developed a liquid-cooled plate water immersion detection system that addresses welding quality issues in electric vehicle batteries, receiving bulk orders from BYD and CATL [7]. - Zhongke Intelligent's self-developed electromagnetic ultrasonic corrosion detection instrument replaced Canadian products in the West-East Gas Pipeline project, achieving 100% localization [8]. Group 3: Market Overview - The NDT service market in China has exceeded 3 trillion yuan, with annual instrument sales surpassing 20 billion yuan. The demand for NDT technology is surging across various sectors, including new energy, semiconductors, aerospace, rail transportation, and life sciences [9]. - Domestic equipment manufacturers are breaking foreign monopolies through technological innovation, becoming the backbone of industry development [9]. Group 4: Upcoming Forum - The "ACCSI 2025 Second Non-Destructive Testing Technology Innovation Development Forum" will be held on May 13, 2025, in Shanghai, gathering top talents from industry, academia, and research to discuss the latest technological advancements and industrial applications [10]. - The forum will feature authoritative reports and discussions on cutting-edge technologies, including X-ray spectroscopy imaging and terahertz imaging technology, providing a platform for deep communication and collaboration [12][13].