Core Insights - In the past five trading days, a total of 281 companies were investigated by institutions, with notable interest in companies like Ganfeng Lithium, Hanhai Group, and Dingtong Technology [1][2] Group 1: Institutional Research Activity - 83.27% of the companies investigated had participation from securities firms, with 234 companies being surveyed [1] - Fund companies conducted research on 191 companies, while private equity firms investigated 82 companies [1] - Ganfeng Lithium received the highest attention with 91 institutions participating in its research, followed by Hanhai Group also with 91 institutions [1][2] Group 2: Fund Flow and Stock Performance - Among the stocks investigated by more than 20 institutions, 11 experienced net inflows in the past five days, with Guorui Technology seeing the highest net inflow of 284 million yuan [1] - Hanhai Group and Lais Information also had significant net inflows of 79 million yuan and 70 million yuan respectively [1] - In terms of stock performance, 31 stocks increased in value, with Demingli, Shuanghuan Transmission, and Guangdong Hongda leading with gains of 31.55%, 24.06%, and 21.07% respectively [2] Group 3: Detailed Company Insights - Ganfeng Lithium (603087) was investigated once by 91 institutions, with a closing price of 73.60 yuan and a slight decline of 0.35% [2] - Hanhai Group (001221) also had 91 institutions participating, closing at 67.41 yuan with a notable increase of 17.64% [2] - Dingtong Technology (688668) was investigated by 77 institutions, closing at 108.94 yuan with a gain of 3.26% [2]

Core Viewpoint - DingTong Technology (688668.SH) reported that its third-quarter orders are saturated, and production operations are normal [1] Group 1: Product and Client Information - The company's liquid cooling products are primarily used for heat dissipation on the contact surfaces of connectors and optical module signal transmission [1] - Major clients include Amphenol, Molex, TE Connectivity, and Luxshare Precision, with notifications received to prepare production capacity for Cage and liquid cooling products [1] Group 2: Automotive Business Performance - The automotive business experienced a quarter-on-quarter growth, with products developed in collaboration with BYD gradually ramping up production [1] - Two automated production lines for the Battery Management System (BMS) project have been installed and are in normal production [1]

Investment Rating - The report maintains a "Buy" rating for multiple companies in the communication sector, including 沪电股份, 美格智能, 中际旭创, 天孚通信, 鸿日达, 中国移动, 工业富联, 中国电信, 新亚电子, and 鼎通科技 [1][2][3] Core Insights - The OCS (Optical Circuit Switch) market is accelerating due to advancements in AI and is expected to see significant growth, with a projected market size increase from $72.78 million in 2020 to $366.47 million by 2024, reflecting a CAGR of 49.80% [2][16][35] - The quantum computing sector is experiencing rapid development, with significant investments from major tech companies, including a commitment of over £31 billion from Microsoft, Nvidia, Google, and OpenAI to enhance AI infrastructure and quantum technology in the UK [3][6][17] - The report highlights the potential for large-scale applications of OCS technology across various fields, driven by the increasing demand for high-speed, low-energy optical switching solutions [2][35] Summary by Sections OCS Market Insights - The OCS technology is positioned as a mainstream direction for next-generation switching technology, showcasing advantages such as high bandwidth capacity and low energy consumption [2][21] - The global OCS switch market is expected to reach $2,022.21 million by 2031, with a CAGR of 17.12% from 2025 to 2031 [16][32] - The report identifies key OCS technology solutions, including MEMS, digital liquid crystal (DLC), and direct beam steering (DBS) [24][27] Quantum Computing Developments - The quantum computing market is projected to grow from $1.1 billion in 2022 to $7.6 billion by 2027, with a CAGR of 48.1% [19][51] - Significant advancements in quantum computing architecture have been achieved, including the development of the AshN instruction set architecture, which enhances operational efficiency and reduces error accumulation [18][37] - The report emphasizes the ongoing acceleration of quantum computing technology and its potential for diverse applications [19][51] Communication Industry Dynamics - The communication sector index increased by 0.52% during the week of September 15-19, 2025, outperforming the broader market [11][12] - Key recommended stocks in the communication sector include 中国移动, 中国电信, and 中际旭创, among others [20][8] - The report notes the competitive landscape in the OCS market, with major players like Google expected to dominate the market share [29][32]

Company Overview - Dingtong Technology Co., Ltd. is located in Dongguan, Guangdong Province, established on June 11, 2003, and listed on December 21, 2020. The company specializes in the R&D, production, and sales of precision components for communication connectors and automotive connectors [1]. Business Composition - The main business revenue composition is as follows: - Communication connector housings: 41.36% - Automotive connector components: 25.82% - Precision structural parts for communication connectors: 16.53% - Other businesses: 9.19% - Precision molds: 5.46% - Mold parts: 1.65% [1]. Stock Performance - On September 19, Dingtong Technology's stock fell by 5.05%, closing at 107.66 CNY per share, with a trading volume of 469 million CNY and a turnover rate of 3.03%. The total market capitalization is 14.986 billion CNY [1]. Shareholder Information - Among the top ten circulating shareholders, Yongying Fund has a fund that entered the list, holding 728,600 shares, which accounts for 0.52% of the circulating shares. The estimated floating loss today is approximately 4.1748 million CNY [2]. Fund Performance - The Yongying Technology Smart Selection Mixed Fund A (022364) was established on October 30, 2024, with a latest scale of 131 million CNY. Year-to-date returns are 193.56%, ranking 1 out of 8,172 in its category, and since inception, the return is 232.9% [2]. Fund Manager Information - The fund manager of Yongying Technology Smart Selection Mixed Fund A is Ren Jie, who has a cumulative tenure of 325 days. The total asset size during his tenure is 1.166 billion CNY, with the best fund return being 228.34% and the worst being 18.51% [3].

Core Viewpoint - The company, DingTong Technology (688668.SH), emphasizes that liquid cooling products will be a significant part of its future offerings, indicating a strategic focus on this technology [1]. Company Developments - The company has received notifications from some clients regarding the development of mass production molds for its liquid cooling products, suggesting a positive response from the market [1]. - Products produced from the mass production molds have already been delivered to clients and are currently in the verification phase, indicating progress in the product development cycle [1].

Group 1 - The core viewpoint of the article is that DingTong Technology (688668.SH) is actively engaging with investors regarding its liquid cooling products, which are designed for heat dissipation in connectors and optical module signal transmission interfaces [1] - The company's liquid cooling products are applicable to both servers and data centers, indicating a broad market potential [1] - The liquid cooling solutions are compatible not only with 1.6T optical modules but also with other speed optical modules, showcasing versatility in product offerings [1]

东莞市鼎通精密科技股份有限公司 关于参加 2025 年广东辖区上市公司投资者 网上集体接待日活动的公告 为进一步加强与投资者的互动交流，东莞市鼎通精密科技股份有限公司（以 下简称"公司"）将参加由广东证监局、广东上市公司协会联合举办的"向新提 质 价值领航 ——2025 年广东辖区投资者集体接待日暨辖区上市公司中报业绩 说明会"，现将相关事项公告如下： 本次活动将采用网络远程的方式举行，投资者可登录"全景路演"网站 （http://rs.p5w.net）参与本次互动交流，活动时间为 2025 年 9 月 19 日（周五） 15:30-17:00。届时公司高管将在线就 2025 年半年度业绩、公司治理、发展战略、 经营状况、融资计划、股权激励和可持续发展等投资者关心的问题，与投资者进 行沟通与交流，欢迎广大投资者踊跃参与！ 证券代码：688668 证券简称：鼎通科技 公告编号：2025-044 东莞市鼎通精密科技股份有限公司 2025 年 9 月 17 日 特此公告！ ...

Group 1 - The core point of the article is that DingTong Technology announced the establishment of a wholly-owned subsidiary in Vietnam to enhance its strategic layout and expand overseas market operations [1] - The company plans to invest up to 15 million USD, with the investment to be made in phases based on project progress [1] - The decision was made during the 14th meeting of the third board of directors held on September 15, 2025 [1] Group 2 - The investment is based on the company's years of technical accumulation in the connector industry and the current market conditions [1] - The establishment of the subsidiary is part of the company's strategy to optimize its business operations and explore new markets [1]

Group 1 - The core viewpoint of the article is that DingTong Technology (688668.SH) is planning to invest up to 15 million USD to establish a wholly-owned subsidiary in Vietnam to optimize its strategic layout and expand its overseas market presence [1] Group 2 - The investment will be made in phases based on project progress, leveraging the company's years of technical accumulation in the connector industry and current market conditions [1]

Group 1 - The company, Ding Tong Technology (688668.SH), announced plans to further optimize its strategic layout and expand its overseas market operations [1] - The investment will not exceed 15 million USD, which will be allocated in batches according to project progress [1] - The funds will be used to establish a wholly-owned subsidiary in Vietnam, leveraging the company's years of technical accumulation in the connector industry [1]