Shape: shape, conductor circuit, insulation treatment, lining combination, etc. should comply with the drawings or provide physical samples. 2, material: panel, substrate shape: shape, conductor circuit, insulation treatment, liner combination, etc. should comply with the drawings or provide physical samples. 2, material: panel, substrate shape: shape, conductor circuit, insulation treatment, liner combination, etc. should comply with the drawings or provide physical samples. 2, material: panel, substrate