证券代码：600105 证券简称：永鼎股份 公告编号：临 2026-001 江苏永鼎股份有限公司关于担保额度调剂 及为子公司申请年度银行授信提供担保的进展公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内容的真实性、准确性和完整性承担法律责任。 重要内容提示： 担保对象及基本情况 | | | 被担保人名称 | 金亭汽车线束（苏州）有限公司（以 下简称"苏州金亭"） | | --- | --- | --- | --- | | | | 本次担保金额 | 7,800.00 万元 | | 担 保 | 对 | 实际为其提供的担保余额 | 31,900.00 万元 | | 象一 | | 是否在前期预计额度内 | 是 □否 □不适用：_________ | | | | 本次担保是否有反担保 | 是 否 □不适用：_________ | | | | 被担保人名称 | 武汉永鼎光电子技术有限公司（以 下简称"武汉光电子"） | | | | 本次担保金额 | 1,000.00 万元 | | 担 保 象二 | 对 | 实际为其提供的担保余额 | 3,500.00 万元 | | | ...

Group 1 - The core viewpoint of the news is that Yongding Co., Ltd. has seen a significant increase in its stock price, rising by 5.07% to 29.42 CNY per share, with a trading volume of 3.47 billion CNY and a turnover rate of 8.48%, resulting in a total market capitalization of 43.01 billion CNY [1] - Yongding Co., Ltd. is based in Suzhou, Jiangsu Province, and was established on June 30, 1994, with its stock listed on September 29, 1997. The company specializes in the research, production, and sales of communication products and software, overseas power engineering contracting, automotive wiring harnesses, and superconducting materials [1] - The revenue composition of Yongding Co., Ltd. includes automotive wiring harnesses (34.63%), power engineering (29.96%), optical communication (18.93%), superconducting and copper conductors (15.91%), and big data applications (0.58%) [1] Group 2 - From the perspective of fund holdings, only one fund from Huatai-PineBridge has a significant position in Yongding Co., Ltd. The Huatai-PineBridge CSI 2000 ETF (159536) reduced its holdings by 8,500 shares in the third quarter, holding a total of 14,900 shares, which represents 0.35% of the fund's net value, making it the third-largest holding [2] - The Huatai-PineBridge CSI 2000 ETF (159536) was established on September 13, 2023, with a latest scale of 53.81 million CNY. Year-to-date returns are 3.75%, ranking 2244 out of 5509 in its category, while the one-year return is 48.35%, ranking 1282 out of 4198 [2]

Market Overview - The Shanghai Composite Index rose by 0.05% on January 7, with 17 out of the 28 sectors experiencing gains. The top-performing sectors were the comprehensive and coal industries, with increases of 3.86% and 2.47% respectively. The communication sector also saw a rise of 1.24% [1] - In terms of capital flow, the main funds in the two markets experienced a net outflow of 54.336 billion yuan. Only four sectors saw net inflows, with the communication sector leading at 4.752 billion yuan, followed by the coal sector with a net inflow of 1.870 billion yuan [1] Communication Sector Performance - The communication sector increased by 1.24%, with a total net inflow of 4.752 billion yuan. Out of 124 stocks in this sector, 62 stocks rose, including 7 that hit the daily limit, while 62 stocks declined [2] - Among the stocks with net inflows, 57 stocks saw positive capital flow, with 17 stocks receiving over 100 million yuan. The top stock for net inflow was Tongyu Communication, which attracted 1.313 billion yuan, followed by Xinyi Sheng and Yongding Co., with net inflows of 613 million yuan and 554 million yuan respectively [2] - The communication sector also had stocks with significant net outflows, with 6 stocks experiencing outflows exceeding 100 million yuan. The stocks with the highest outflows included ZTE Corporation, Hengbao Co., and Sanwei Communication, with outflows of 434.5 million yuan, 270.8 million yuan, and 243.4 million yuan respectively [3] Capital Flow in Communication Sector - The top stocks in the communication sector by net inflow included: - Tongyu Communication: +10.01%, 32.34% turnover, 1.314 billion yuan inflow - Xinyi Sheng: +0.66%, 3.43% turnover, 613 million yuan inflow - Yongding Co.: +4.24%, 17.54% turnover, 554 million yuan inflow [2] - The stocks with the highest net outflows included: - ZTE Corporation: -0.89%, 3.30% turnover, -434.5 million yuan outflow - Hengbao Co.: -6.08%, 17.26% turnover, -270.8 million yuan outflow - Sanwei Communication: -2.60%, 16.96% turnover, -243.4 million yuan outflow [3]

Core Viewpoint - The controllable nuclear fusion concept has seen a rise of 2.53%, ranking seventh among concept sectors, with significant gains from stocks like Hongxun Technology, Xuren Group, and China Nuclear Construction, which reached their daily limit [1] Group 1: Market Performance - The controllable nuclear fusion sector had 77 stocks rising, with notable increases from Hongxun Technology (10.02%), Xuren Group (10.01%), and China Nuclear Construction (10.01%) [1][3] - The sector experienced a net inflow of 5.088 billion yuan, with 70 stocks receiving net inflows, and 20 stocks exceeding 100 million yuan in net inflow [2] - The top net inflow stock was Xuren Group, attracting 809 million yuan, followed by China West Electric (720 million yuan) and Yongding Co. (554 million yuan) [2] Group 2: Stock Performance - The stocks with the highest net inflow ratios included China West Electric (36.41%), Hongxun Technology (35.07%), and China Nuclear Construction (24.93%) [3] - Other notable performers included Yongding Co. (8.02%) and Wangzi New Materials (13.34%) [3] - Stocks with significant declines included Zhongtian Rocket (-5.89%), Western Materials (-3.86%), and Xizhuang Co. (-3.47%) [1][8]

1月7日，永鼎股份盘中上涨2.10%，截至09:49，报26.73元/股，成交13.35亿元，换手率3.49%，总市值 390.79亿元。 分红方面，永鼎股份A股上市后累计派现10.48亿元。近三年，累计派现1.74亿元。 机构持仓方面，截止2025年9月30日，永鼎股份十大流通股东中，香港中央结算有限公司位居第三大流 通股东，持股2477.66万股，相比上期增加1643.58万股。国泰中证全指通信设备ETF（515880）位居第 五大流通股东，持股704.76万股，为新进股东。长安成长优选混合A（012688）位居第八大流通股东， 持股450.00万股，相比上期减少100.00万股。 责任编辑：小浪快报 资料显示，江苏永鼎股份有限公司位于江苏省苏州市吴江区汾湖高新区江苏路1号，成立日期1994年6月 30日，上市日期1997年9月29日，公司主营业务涉及通信产品和通信软件产品的研发、生产及销售;电站 和输变电网的海外电力工程总承包;常规低压汽车整车线束、新能源高低压线束的设计研发、生产制造 和销售;超导材料产业。主营业务收入构成为：汽车线束34.63%，电力工程29.96%，光通信18.93%，超 导及铜导 ...

Group 1 - The controllable nuclear fusion sector in A-shares shows a strong upward trend, with stocks like Wangzi New Materials leading the surge, indicating heightened market interest in the sector due to favorable policies and technological breakthroughs [1] - The trading volume in the sector increased significantly in the morning session, reflecting effective release of market energy and supporting stock price increases [1] - The sector is expected to receive dual benefits from technological breakthroughs and policy improvements by January 2026, with significant developments in China's "artificial sun" experiment confirming the existence of the density free zone [1] Group 2 - The Chinese government has included controllable nuclear fusion as a key growth point in the 14th Five-Year Plan, defining four core industrial chain segments: superconducting magnets, vacuum chambers, divertors, and supporting equipment [2] - Leading enterprises are already positioning themselves in these segments, accelerating the commercialization process of the "artificial sun" and driving significant benefits across the supply chain [2] - The superconducting materials industry is expected to see sustained demand growth, as superconducting magnets are critical for high-temperature plasma confinement, with low-temperature superconducting magnets accounting for 28% of the total cost of international ITER devices [2] Group 3 - The extreme environment materials industry is crucial for the protective components of controllable nuclear fusion devices, which must withstand temperatures significantly higher than those experienced by spacecraft during re-entry [3] - Domestic companies have achieved technological breakthroughs in tungsten-based composite materials, reaching international advanced levels [3] - The core equipment manufacturing sector is essential for constructing controllable nuclear fusion devices, with components like vacuum chambers and cooling systems requiring high precision and strict technical standards [3]

Group 1 - The A-share market saw a significant rise in CPO concept stocks, with notable increases in share prices [1] - Companies such as Hengdongguang and Robotec experienced over a 14% increase, while Kewan Technology and Fenghuo Communication hit the 10% limit up [1] - Other companies like Sruy New Materials, Yongding Co., and Taicheng Light also reported substantial gains, with increases of over 8%, 7%, and nearly 6% respectively [1]

Group 1 - The report reviews the controllable nuclear fusion sector's performance since 2025 and outlines key catalytic events, projecting significant developments in 2026 and beyond, with a focus on China's strategic direction in nuclear fusion [1] - Key events expected to revitalize interest in the sector include the ignition of China's BEST device in 2027, the connection of the Helion device to the grid in 2028, and a 200 MW power purchase agreement between Google and CFS in the 2030s [1] - The report highlights that the nuclear fusion industry is currently transitioning from experimental reactors to engineering reactors, with significant advancements in both China and the United States [7][15] Group 2 - The report identifies 19 listed companies in the nuclear fusion sector, using a market capitalization-weighted average stock price to create the "controllable nuclear fusion index," which has experienced three rounds of price increases since 2025 due to event-driven catalysts [7][10] - The report emphasizes the importance of selecting companies that occupy core positions with strong order acquisition certainty, favorable competitive landscapes, and high value in the nuclear fusion supply chain [21] - Key components in the Tokamak technology path include high/low temperature superconducting magnets, vacuum chambers, and power systems, with a limited number of companies involved in these critical areas [21][22] Group 3 - The report outlines significant upcoming events that may trigger a new round of market activity in the nuclear fusion sector, including the IPO of Shanghai Superconductor, advancements in the Starfire project, and developments from U.S. commercial fusion companies [23] - The Shanghai Superconductor IPO aims to raise 1.2 billion yuan and is currently in the inquiry phase, with expectations for a successful listing in 2026 [23] - The Starfire project, a collaboration between Jiangxi Lianchuang and China Nuclear Fusion, aims to achieve a Q value greater than 30 and a continuous power output of 100 MW [23]

Group 1 - Jiangsu Yongding Co., Ltd. has obtained a patent for a method of preparing data connection harnesses for new energy vehicles, with the authorization announcement number CN120663502B and an application date of August 2025 [1] - Jiangsu Yongding Co., Ltd. was established in 1994, located in Suzhou, and primarily engages in the manufacturing of electrical machinery and equipment, with a registered capital of 1,461.994802 million RMB [1] - The company has invested in 35 enterprises, participated in 283 bidding projects, and holds 729 patent records, along with 90 administrative licenses [1] Group 2 - Jinting Automotive Harness (Suzhou) Co., Ltd. was established in 2018, located in Suzhou, and also focuses on the manufacturing of electrical machinery and equipment, with a registered capital of 100 million RMB [1] - This company has participated in 1 bidding project, holds 173 patent records, and has 11 administrative licenses [1] - Shanghai Jinting Automotive Harness Co., Ltd. was established in 1997, located in Shanghai, and primarily engages in the automotive manufacturing industry, with a registered capital of 150 million RMB [1] - The company has invested in 7 enterprises, participated in 2 bidding projects, holds 1 trademark record, 271 patent records, and has 39 administrative licenses [1] Group 3 - Jinting Automotive Harness (Wuhan) Co., Ltd. was established in 2017, located in Wuhan, and focuses on automotive manufacturing, with a registered capital of 20 million RMB [2] - This company has participated in 5 bidding projects, holds 68 patent records, and has 9 administrative licenses [2]

Core Insights - The communication cable industry in China is experiencing steady growth driven by the increasing demand for 5G networks, gigabit optical networks, and the development of the "dual-gigabit" network [1][12] - The market size of China's communication cable industry is projected to grow from 794.8 billion yuan in 2018 to 1200 billion yuan by 2025, with a compound annual growth rate (CAGR) of 5% [1][13] Industry Overview - Communication cables are essential for transmitting telecommunication signals and are categorized into various types based on their structure and application [4] - The industry is supported by government policies aimed at promoting the development of communication cables, including initiatives for advanced technology applications [4][5] Market Demand - As of October 2025, the total number of fixed internet broadband users in China is expected to reach 697 million, with a net increase of 27.01 million users from 2024 [1] - The number of mobile IoT terminal users is projected to reach 2.89 billion, reflecting a net increase of 23.4 million users from 2024 [1] Industry Growth Factors - The exponential growth in data traffic due to the increasing number of internet users and the proliferation of mobile internet is driving the demand for communication infrastructure and cables [1] - The large-scale commercialization of 5G technology requires a vast amount of communication cables to support dense base station construction and extensive network deployment [1] Application Areas - The traditional communication sector remains dominant, accounting for 58.5% of total revenue, while high-speed communication devices are expected to capture 14.8% of the market by 2024 [10] - Emerging applications in smart manufacturing, smart cities, and the Internet of Things (IoT) are expanding the use of communication cables in diverse scenarios [1][10] Industry Structure - The communication cable industry features a competitive landscape with a mix of leading national enterprises and numerous small to medium-sized companies focusing on niche markets [13] - Key players in the industry include companies like Walden Materials, Wanma Co., Hengtong Optic-electric, and Tongding Interconnection Information [2][13] Future Trends - The industry is expected to evolve towards higher speeds, integration of functionalities, and sustainability, with a focus on developing multi-functional cables that can handle data transmission, power supply, and sensing [15][16][18] - The shift towards green practices will involve the use of eco-friendly materials and the establishment of efficient recycling systems throughout the cable lifecycle [18]