南凌科技：中国航天是公司的客户之一，在公司整体营收中占比较低

Group 1 - The core business of the company is built around three main services: Lingwang services, Lingyun services, and digital engineering, forming a "cloud + network + security" digital solution matrix [2] - China Aerospace is one of the company's clients, but it accounts for a relatively low proportion of the overall revenue [2] - The company advises investors to refer to publicly disclosed periodic reports and related announcements for specific details [2]