| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard | 
			| YD/T 3814.1-2021 | English | 359 | Add to Cart | Days<=4 | (Electromagnetic Environment Protection of Communication Bureau Stations - Part 1: Electromagnetic Environment Classification) | YD/T 3814.1-2021 | Valid | YD/T 3814.1-2021 |