Core Viewpoint - The company Zhongding Co., Ltd. (000887.SZ) is advancing its magnetic rheological damper technology, which can be applied in robotic flexible joints and leg damping systems, while currently focusing on the automotive sector [1] Group 1: Company Developments - Zhongding Co., Ltd. is accelerating the layout of its magnetic rheological damper projects, with production lines already established [1] - The company is actively engaging with customers to promote its magnetic rheological dampers [1] Group 2: Industry Applications - The primary application of magnetic rheological dampers is in the automotive industry, but there is potential for expansion into robotics [1]

Core Insights - The article discusses the importance of suspension systems in vehicles, focusing on their role in enhancing ride comfort and stability during driving. It highlights the evolution of suspension technologies, particularly the introduction of magnetorheological dampers as a significant advancement in this field [2][10]. Suspension Functions - The suspension system is crucial for vehicle stability, comfort, and handling. It typically consists of a combination of dampers and springs, with higher-end models utilizing variable damping and air suspension for improved performance [2][4]. Types of Dampers - The market primarily features passive hydraulic dampers and continuously variable damping dampers, which include electronic control for adjusting damping characteristics. These systems can enhance vehicle performance by adapting to driving conditions [4][10]. Magnetorheological Dampers - Magnetorheological dampers utilize a special fluid containing magnetic particles, allowing for rapid adjustments in damping force in response to an applied magnetic field. This technology enables a quick transition from liquid to a semi-solid state, providing superior damping capabilities [6][8][10]. Advantages of Magnetorheological Technology - Compared to traditional dampers, magnetorheological dampers offer faster response times (up to 1000 adjustments per second) and a broader range of damping force changes. This technology, although invented in the 1840s, gained commercial traction in the early 21st century, with companies like Delphi leading the development [10].

Core Insights - Investment institutions are increasingly emphasizing responsible management and active ownership, leading to higher governance improvement demands from invested companies [1] - Listed companies are more willing to engage with investors through interactive platforms, actively disclosing operational status and market management dynamics [1] Group 1: Industry Interaction - Over 1,290 companies in the A-share market engaged in interactive Q&A sessions with investors from September 15 to September 19, including several companies awaiting listing [2] - Seven industries had more than 60 companies participating in interactive Q&A, with electronics, machinery, and power equipment having over 100 companies each [2] - The electronics industry had over 130 companies involved, with a year-to-date index increase of over 44%, driven by keywords like chips and robotics [4] Group 2: Company Performance - Companies with high investor engagement saw an average year-to-date increase of over 30%, significantly outperforming the CSI 300 index [8] - Companies with over 50 interactive Q&A sessions had an average increase exceeding 60%, with Changshan Pharmaceutical and Zhongding Co., Ltd. both exceeding 80% [8] - Changshan Pharmaceutical received over 100 Q&A inquiries, focusing on its development vision and innovation drug progress [5][6] Group 3: Investment Opportunities - Seven low-valuation, high-performance potential stocks were identified, focusing on sectors like liquid cooling servers, semiconductors, and robotics [9] - Great Wall Motors has a latest P/E ratio of less than 18, with a projected net profit of nearly 12.7 billion yuan in 2024 and expected growth rates exceeding 11% in 2025 [10] - Unigroup Guowei is predicted to have a net profit growth rate exceeding 30% for both 2025 and 2026, with ongoing developments in its quartz crystal resonator production base [10]

中鼎股份（000887.SZ）8月25日在投资者互动平台表示，公司磁流变减振器技术可以运用到机器人柔性 关节与腿部减振，目前磁流变减震器主要运用于汽车，公司正在加快布局磁流变减振器项目，目前项目 产线已经落地，正在加速与客户进行对接。 （文章来源：每日经济新闻） 每经AI快讯，有投资者在投资者互动平台提问：中鼎股份为宇树机器人提供了磁流变液阻尼器，是否 属实？ ...