| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard | 
			| GB/T 51391-2019 | English | 839 | Add to Cart | Days<=7 | Technical standard for environmental protection of telecommunication engineering construction | GB/T 51391-2019 | Valid | GB/T 51391-2019 |