| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard | 
			| GB/T 39559.1-2020 | English | 129 | Add to Cart | Days<=3 | Specifications for operational monitoring of urban rail transit facilities - Part 1: General | GB/T 39559.1-2020 | Valid | GB/T 39559.1-2020 |