2026-04-23
The Ningxia Communications Administration Bureau went to the "One River and Three Mountains" Helan Mountain area to conduct on-site research on network coverage.
宁夏通信管理局赴“一河三山”贺兰山区域现场调研网络覆盖工作
工业和信息化部
miit
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Metadata
| Publisher | 工业和信息化部 |
| Site | miit |
| Date | 2026-04-23 |
| CMS Category | 文件发布 |