Abstract: T/CNLIC 0070-2022 ‘Household refrigerator-Test method and evaluation requirements for vacuum preservation’ has been issued and implementation on December 30, 2022 by China National Light Industry Council, clarifying the evaluation requirements and test methods for vacuum preservation technology of household refrigerators. Providing an interpretation from four aspects: the background of standard development, the basic situation of formulation, the main content of the standard, and technical verification, which is conducive to the promotion and application of the standard, while providing ideas for the refrigerator related standards revision, promote the development of industry norms.

Key words: Refrigerator, Vacuum preservation, Standard