Circuit board and display device

The invention discloses a circuit substrate and a display device. The circuit substrate comprises a plurality of display units. Each display unit comprises at least one first subunit and at least one second subunit, each first subunit comprises at least one first connecting pad, and each second subunit comprises at least one second connecting pad. A first protective layer is arranged on the first connecting pad, a first protective layer and a second protective layer are arranged on the second connecting pad, and the first protective layer is arranged between the second connecting pad and the second protective layer. Space suitable for accommodating the light emitting diode is respectively arranged above the first connecting pad and the second connecting pad. 本发明公开一种电路基板以及显示装置，其中电路基板包括多个显示单元。每一显示单元包括至少一第一子单元以及至少一第二子单元，各第一子单元包括至少一第一接垫，且各第二子单元包括至少一第二接垫。第一接垫上配置有第一保护层，第二接垫上配置有第一保护层以及第二保护层，其中第一保护层配置于第二接垫以及第二保护层之间。第一接垫上方以及第二接垫上方分别具有适于容置发光二极管的空间。