| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard | 
			| YD/T 3887.1-2021 | English | 209 | Add to Cart | Days<=3 | (Technical requirements for government and enterprise customer dedicated line business management and guarantee - Part 1: Basic principles) | YD/T 3887.1-2021 | Valid | YD/T 3887.1-2021 |