Display Substrate and Preparation Method therefor, and Display Apparatus

Disclosed are a display substrate and a preparation method therefor, and a display apparatus. The display substrate includes a display region and a bezel region, the bezel region includes an upper bezel region and a side bezel region; on a plane perpendicular to the display substrate, the display substrate includes a base substrate and a drive circuit layer, the base substrate includes a base substrate conductive layer disposed between a first flexible layer and a second flexible layer, the base substrate conductive layer includes a first connection line, the drive circuit layer includes a data signal line and a second connection line, the second connection line is connected with the first connection line through a first lapping via, the data signal line is connected with the second connection line through a second lapping via, and the first lapping via is disposed in the upper bezel region.