Display substrate, manufacturing method thereof and display device

A display substrate, comprising:

• a display region and a peripheral region provided on at least one side of the display region, the display substrate further comprising:
• a plurality of signal lines, provided in the display region and configured to provide signals to the display region;
• a plurality of contact pads, provided in the peripheral region and configured to be electrically connected with the plurality of signal lines;
• and
• at least two conductive connection lines, provided in the peripheral region and on a side of the plurality of contact pads facing away from the display region, wherein the at least two conductive connection lines are spaced from each other, and the at least two conductive connection lines comprise a first conductive connection line closest to the plurality of contact pads in a first direction from the display region to the peripheral region,
• wherein at least part of the plurality of contact pads are provided in a first conductive layer, the first conductive connection line is provided in a second conductive layer, and the first conductive layer and the second conductive layer are different layers.