Abstract: A displaying base plate and a displaying device, the displaying base plate includes a first sub-pixel unit and a second sub-pixel unit that are arranged adjacently, a substrate, and a first metal layer, a first insulating layer and a second metal layer that are arranged in stack on one side of the substrate. The first metal layer includes a first electrode block connected to a constant potential. The second metal layer includes signal lines and connecting lines; the signal lines include a first signal line and a second signal line; the connecting lines include a first connecting line and a second connecting line; the first signal line is connected to a driving circuit of the first sub-pixel unit, the second signal line is connected to a driving circuit of the second sub-pixel unit.

Abstract: A display substrate and a display apparatus are provided, and the display substrate includes a pixel circuit with a light emitting module configured to emit light; a driving module configured to drive the light emitting module to emit light based on a driving voltage in a luminescence stage; a storage module configured to maintain and provide the driving voltage to the driving module in the luminescence stage; a first transistor, having a first electrode coupled to a position from which the driving module acquires the driving voltage; a second transistor, having a first electrode coupled to the first electrode of the first transistor, and a second electrode being not directly coupled to a signal source; and a voltage stabilizing capacitor, having a first electrode coupled to the second electrode of the second transistor, and a second electrode coupled to a constant voltage signal source.

Abstract: Provided is a pixel circuit. In the pixel circuit, a data write circuit may transmit a data signal to a first node; a compensation circuit may adjust a potential of a second node and a potential of a third node based on a gate drive signal; a first reset circuit may transmit a first initial power supply signal to the third node; a drive circuit may transmit a drive signal to the second node based on the potential of the third node and a potential of the first node; and a second reset circuit may transmit a second initial power supply signal to a first electrode of a light-emitting element.

Abstract: The present application discloses a nanometer self-locking bentonite film-forming agent, a method for preparing the same, and a film-forming drilling fluid.