Interconnecting member for solar cell panel and solar cell panel including the same

A solar cell panel, comprising:

• a plurality of solar cells;
• and
• an interconnecting member connecting the plurality of solar cells,
• wherein the interconnecting member includes a core layer and a solder layer formed on a surface of the core layer,
• wherein the core layer includes:
• a protruding portion having a peak portion extending along a longitudinal direction of the core layer, and
• a reflection surface having an inclined surface or a rounded portion disposed at opposite sides of the peak portion, and
• wherein a width of the protruding portion increases from the peak portion towards a center of the core layer.