以A2100平台、EuroStar3000平台和Space-Bus4000平台的星载电子信息系统为例,介绍了国外先进的商用通信卫星平台星载电子系统的特点,从集成度、扩展能力、处理能力等方面分析并对比了中国通信卫星平台与国外的差距,从优化卫星平台电子系统结构、加强公用平台开发等方面,提出了建议. Taking the on-board electronic information system of A2100 platform, EuroStar3000 platform and Space-Bus4000 platform as an example, this paper introduces the characteristics of satellite-based electronic systems of advanced commercial communication satellite platforms in foreign countries and analyzes and compares them from aspects of integration, expansion and processing capabilities The gap between China’s communications satellite platform and that of foreign countries is put forward from the aspects of optimizing the structure of satellite platform electronic system and strengthening the development of public platform.