| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard | 
			| GB/T 31345-2014 | English | 349 | Add to Cart | Days<=3 | Technical requirements of measurement and verification of energy savings -- Heating system project for residential building | GB/T 31345-2014 | Valid | GB/T 31345-2014 |