China Water Efficiency Labeling Program (CWEL) China
Urinals
Mandatory
Comparative Label
Entered into force, New
2021
January 2021
Water
GB 28377-2019 Minimum allowable values of water efficiency and water efficiency grades for urinals China
Urinals
Mandatory
Minimum Performance Standard
Entered into force, Revised
2012
2020
June 2021
Water
GB 30720-2014 Minimum allowable values of energy efficiency and energy efficiency grades for domestic gas cooking appliances China
LPG Stoves, Cooktops or Hobs
Mandatory
Minimum Performance Standard
Entered into force, Revised
2008
2015
June 2021
Gas
GB30720—2025 Minimum allowable values of energy efficiency and energy efficiency grades for gas cooking appliances China
Steam Cookers, LPG Stoves, Cooktops or Hobs
Mandatory
Minimum Performance Standard
Revised
2014
2025
October 2025
Electricity