永贵电器(300351.SZ)：是高压互连解决方案的提供商

Group 1 - The company, Yonggui Electric (300351.SZ), specializes in the research, development, manufacturing, sales, and technical support of electrical connectors, connector components, and precision smart products [1] - Connectors serve as critical interfaces between devices and modules, with a wide range of application scenarios [1] - The company positions itself as a provider of high-voltage interconnection solutions [1]