YD/T 3556-2019 PDF English
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| Std ID | Version | USD | Buy | Deliver [PDF] in | Title (Description) |
| YD/T 3556-2019 | English | 139 | Add to Cart | 3 days [Need to translate] | (Technical requirements for VoWiFi service interworking based on IMS) |
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Basic data
| Standard ID | YD/T 3556-2019 (YD/T3556-2019) |
| Description (Translated English) | (Technical requirements for VoWiFi service interworking based on IMS) |
| Sector / Industry | Telecommunication Industry Standard (Recommended) |
| Classification of Chinese Standard | M36 |
| Classification of International Standard | 33.060 |
| Word Count Estimation | 6,686 |
| Date of Issue | 2019-11-11 |
| Date of Implementation | 2020-01-01 |
| Regulation (derived from) | Announcement No. 48 of 2019 from the Ministry of Industry and Information Technology |
| Issuing agency(ies) | Ministry of Industry and Information Technology |
