CQC31-461236-2014. CQC Marking Certification: single voltage external AC-DC and AC-AC power supplies China
External Power Supply
Voluntary
Endorsement Label
Entered into force, Revised
2005
2014
June 2021
Electricity
CQC31-464245-2018. Energy Conservation Certification Rules for Electric Vehicle Off-Board Charger China
External Power Supply
Voluntary
Endorsement Label
Entered into force, New
2018
May 2021
Electricity
GB 20943-2013 Minimum allowable values of energy efficiency and evaluating values of energy conservation for single voltage external AC-DC and AC-AC power supplies China
External Power Supply
Mandatory
Minimum Performance Standard
Entered into force, Revised
2007
2014
June 2021
Electricity
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