Home / Standards / GB/T 33489-2025 GB/T 33489-2025 Active Specification for construction of exhibition information management system 展览会信息管理系统建设规范 Standard Type GBT ICS 03.080.30 CCS A 02 Status 现行 Issue Date 2025-08-29 Implementation 2025-08-29 Responsible Dept 国家标准委 Drafting Unit N/A