胜宏科技：在业航天领域，PCB可作为关键组件基础为相关设备及控制系统提供关键支持

Group 1 - The core viewpoint is that Shenghong Technology emphasizes the importance of PCBs as critical components in the commercial aerospace sector, providing essential support for related equipment and control systems [1] - Due to commercial policy restrictions, the company is unable to disclose specific customer names and business situations without permission [1]