OA管理系统适用于办公管理，包跨公文审批公文流程预定义-OA management system is suitable for office management, packet inter-flow pre-defined documents for approval documents, etc.

专业会展管理系统，从前期策划到后期分析统计，按不同角色分配不同权限-Professional exhibition management system, from pre-planning to post-analysis statistics, assign different permissions for different roles