There is provided an array base plate, including: a substrate; a first patterned part disposed on the substrate and adjacent to an encapsulation region of the substrate; a second patterned part disposed on the substrate, in a same layer as the first patterned part and adjacent to the first patterned part; wherein the first patterned part includes a through part on its side close to the second patterned part. There is also provided a manufacturing method for manufacturing the array base plate, and a display panel including the array base plate.