SJ 21554-2020 PDF English
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| Std ID | Version | USD | Buy | Deliver [PDF] in | Title (Description) |
| SJ 21554-2020 | English | 259 | Add to Cart | 3 days [Need to translate] | (Process control requirements for back drilling of printed boards) |
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Basic data
| Standard ID | SJ 21554-2020 (SJ21554-2020) |
| Description (Translated English) | (Process control requirements for back drilling of printed boards) |
| Sector / Industry | Electronics Industry Standard |
| Classification of Chinese Standard | L30 |
| Classification of International Standard | 31.180 |
| Word Count Estimation | 11,144 |
| Date of Implementation | 2020-08-01 |
| Issuing agency(ies) | Ministry of Industry and Information Technology |
