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| Professional Standard Category: Professional Standard - Telecommunication |
YD/T 4439.3-2025 Specification for intelligent grade evaluation of intelligent space - Part 3: Park space.
智能空间智能化等级评估规范 第3部分：园区空间;
| Category No.: | YD | Valid Status: | valid |
| Issued Organization: | Ministry of Industry and Information Technology | Issued Date: | 2025-08-19 |
| Implemented Date: | 2025-12-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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