长龄液压跌0.69%，成交额9345.69万元，近5日主力净流入-1592.69万

Core Viewpoint - The company Jiangsu Changling Hydraulic Co., Ltd. is engaged in the research, production, and sales of hydraulic components and parts, with a focus on high-end equipment and specialized technologies, including solar photovoltaic applications [2][3]. Company Overview - Jiangsu Changling Hydraulic Co., Ltd. was established on December 4, 2006, and went public on March 22, 2021. The company is located in Jiangyin City, Jiangsu Province [7]. - The main business includes the development, production, and sales of hydraulic components such as central rotating joints, tensioning devices, and reduction gears, as well as precision casting [7][8]. - The revenue composition of the company is as follows: tensioning devices 36.61%, precision castings 22.59%, central rotating joints 21.51%, reduction gears 13.77%, and others 5.10% [8]. Product Development and Market Position - The company is currently developing solar photovoltaic reduction gears and has begun testing with well-known domestic photovoltaic bracket manufacturers [2]. - Jiangyin Shangchi, a subsidiary, specializes in photovoltaic reduction drives, with over 30 GW of installations globally and a 70% export ratio [3]. - The company has been recognized as a "specialized, refined, distinctive, and innovative" small giant enterprise, indicating its strong market position and technological capabilities [2]. Financial Performance - For the period from January to September 2025, the company achieved a revenue of 750 million yuan, representing a year-on-year growth of 10.50%, and a net profit attributable to shareholders of 110 million yuan, with a year-on-year increase of 20.51% [8]. Market Activity - On December 23, the company's stock price decreased by 0.69%, with a trading volume of 93.45 million yuan and a turnover rate of 0.96%, leading to a total market capitalization of 10.33 billion yuan [1].