金信诺：公司是通信基站建设的元器件主力供应商，已持续多年为核心设备商、天线厂商客户提供定制化服务

Group 1 - The core business area of the company is in the communication sector, focusing on cable, connector, and component products [2] - The company's products are primarily used for critical signal connection and transmission within and between communication devices, applicable in enterprise-level scenarios such as wireless networks, transmission networks, core networks, and fixed broadband [2] - The company is a key supplier of components for communication base station construction, providing customized services to core equipment manufacturers and antenna manufacturers for many years [2]