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| Chinese National Standard Category: Computer application |
| English Title: | City union card of digital city―General technology requirements |
| Chinese Title: | 数字城市一卡通互联互通 通用技术要求 |
| Standard No.: | GB/T 31778-2015 |
| Category No.: | P07 |
| Issued by: | AQSIQ; SAC |
| Issued on: | 2015-07-03 |
| Implemented on: | 2016-2-1 |
| Status: | valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | |
| Word Count: | 20500 words |
| Similar Standards: | T/CI 202-2023 DB32/T 4114-2021 DG/TJ 08-2025-2007 GB/T 33242-2016 GB/T 31778-2015 CJ/T 166-2014 CJ/T 455-2014 JGJ/T 320-2014 JGJ/T 252-2011 CJ/T 376-2011 JGJ/T 204-2010 CJ/T 306-2009 CJJ/T 116-2008 CJ/T 243-2007 JG/T 181-2005 SL 250-2000 DG/TJ 08-602-2001 JGJ/T 90-1992 |
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