Lithium Metal Negative Electrode and Electrochemical Device Comprising the Same

The present disclosure relates to a lithium metal negative electrode comprising a lithium metal layer, and an oxide layer on at least one surface of the lithium metal layer, wherein the oxide layer has a cracked region and a non-cracked region, and a method for manufacturing the same, and since the oxide layer on at least one surface of the lithium metal layer has the cracked region, it is possible to improve the battery life.