说明：  VRMap 2.X 产品系列是北京灵图软件技术有限公司拥有完全自主知识版权的核心技术国际领先的三维地理信息系统平台软件，可以在三维地理信息系统与虚拟现实领域提供从底层引擎到专业应用的全面解决方案，其海量数据处理能力、高级仿真效果、跨平台通信、数据库驱动、二次开发支持等关键技术指标均全面领先于国内外其他同类产品。与国内外同类产品相比，VRMap能够为政府部门、企业、专业领域用户提供性能更优、持有与维护成本更低、扩展性更好的三维地理信息和虚拟现实应用解决方案，是"数字城市"建设最佳的基础软件平台之一
(VRMap 2.X product line is Beijing Ling Software Technologies Ltd. has full autonomy on intellectual property rights leading the core technology of 3D GIS software platform, the 3D GIS and virtual reality field from the bottom of the engine's comprehensive professional applications solutions, its ability to handle large volumes of data, Advanced Simulation results, cross-platform communications, database-driven, secondary development support key technical indicators overall lead to other similar products at home and abroad. Both at home and abroad, compared VRMap to government departments and enterprises, professional fields provide users with better performance, holders with lower maintenance costs and better scalability of 3D GIS and virtual reality application solutions, "Digita)