According to SMM, the operating rate of copper foil enterprises was 71.51% in April 2025, up 0.31 percentage points MoM and 0.60 percentage points YoY. Among them, the operating rate of large enterprises was 74.89%, that of medium-sized enterprises was 54.91%, and that of small enterprises was 70.33%. Specifically, in different fields, the operating rate of electronic circuit copper foil was 76.48%, down 0.08 percentage points MoM and 1.05 percentage points YoY, while the operating rate of lithium battery copper foil was 68.95%, down 0.42 percentage points MoM but up 1.65 percentage points YoY.