A mask component includes a first mask plate and a second mask plate, and the first mask plate includes a first shield region, a first open region disposed in the first shield region, an electronic component shield region disposed in the first open region, a connecting shield region disposed in the first open region. The electronic component shield region is connected to the first shield region by the connecting shield region. The connecting shield region includes a first connecting shield region disposed on one side of the electronic component shield region and a second connecting shield region disposed on another side of the electronic component shield region, and the first mask plate is configured to evaporate a common electrode to obtain a first region of the common electrode.