An array substrate and a liquid crystal display panel are provided, wherein the array substrate includes a display area and a non-display area, and a length of one end of via-holes close to the display area is not greater than 12.5 microns. By reducing a length of one end of the via-holes positioned at a boundary position between the display area and the non-display area close to the display area, a flow of polyimide fluid is guided and enables an edge of a polyimide film to cover an area where the via-holes are located.

A color filter array panel and a display device including the same are provided. The color filter array panel includes a substrate; a first pixel and a second pixel disposed adjacent to each other; a data line disposed on the substrate and between the first pixel and the second pixel; a first color filter disposed in the first pixel; a second color filter disposed in the second pixel, the first color filter and the second color filter overlap each other to form a color filter overlapped portion overlapping the data line; an inorganic layer disposed on the color filter overlapped portion; an organic layer disposed on the inorganic layer, the first color filter, and the second color filter; and a first pixel electrode disposed in the first pixel; and a second pixel electrode disposed in the second pixel The inorganic layer is disposed between the first pixel electrode and the second pixel electrode.

An electrochromic device includes a first flexible or rigid plastic substrate including a front surface, and a rear surface, wherein the rear surface comprises a first conductive material; and the front surface, the rear surface, or both the front surface and the rear surface of the first substrate comprises a gas diffusion barrier; and a second flexible or rigid plastic substrate including a front surface, and a rear surface, wherein the front surface comprises a second conductive material, wherein the first substrate is joined to the second substrate by a sealing member, where the rear surface of the first substrate and the front surface of the second substrate with the sealing member define a chamber therebetween.

A display device includes a display substrate including at least one step portion, and a thin film encapsulation layer above the display substrate, the thin film encapsulation layer including a buffer layer configured to reduce a height difference due to the at least one step portion and a barrier layer above the buffer layer, the buffer layer including a plurality of sub-layers and interfaces between the plurality of sub-layers, and the interfaces including a curved surface changing from a concave shape to a convex shape toward a portion overlapping the step portion from an outer portion of the step portion.

Embodiments of the present disclosure provide a display substrate, a display panel, a display device, and a manufacturing method of the display substrate. The display substrate includes a display region and a peripheral region located at an outer side of the display region, and the peripheral region includes a bonding region. The display substrate includes: a base substrate, and a first metal pattern and a second metal pattern which are provided on the base substrate and located in the bonding region, the second metal pattern covers at least a portion of at least one side surface of the first metal pattern, and an activity of a metal of the second metal pattern is weaker than an activity of a metal of the first metal pattern.

Embodiments of the present disclosure provide a display substrate, a display panel, a display device, and a manufacturing method of the display substrate. The display substrate includes a display region and a peripheral region located at an outer side of the display region, and the peripheral region includes a bonding region. The display substrate includes: a base substrate, and a first metal pattern and a second metal pattern which are provided on the base substrate and located in the bonding region, the second metal pattern covers at least a portion of at least one side surface of the first metal pattern, and an activity of a metal of the second metal pattern is weaker than an activity of a metal of the first metal pattern.

A display panel, which is improved based on a structure of an original organic planarization layer. A passivation layer (PV layer) is added between the organic planarization layer and a common electrode layer, which can effectively block a material of the organic planarization layer and ions existing in a material of pixels from entering liquid crystals, thereby improving an ion concentration in the display panel.

The embodiments relate to an electrochromic device having flexibility while achieving an excellent light transmission variable function based on the electrochromic principle. The flexible electrochromic device comprises a first base layer; a first barrier layer on the first base layer; a light transmission variable structure on the first barrier layer; a second barrier layer on the light transmission variable structure; and a second base layer on the second barrier layer.

A display device including a peripheral circuit portion with high operation stability. The display device includes a first substrate and a second substrate. A first insulating layer is on a first plane of the first substrate, and a second insulating layer is on a first plane of the second substrate. An area of the first plane of the first substrate is the same as an area of the first plane of the second substrate. The first plane of the first substrate and the first plane of the second substrate face each other. A bonding layer is between the first insulating layer and the second insulating layer. A protection film is in contact with the first substrate, the first insulating layer, the bonding layer, the second insulating layer, and the second substrate.

The present application provides a liquid crystal display panel and an liquid crystal display device, which includes an array substrate, a color film substrate, liquid crystals, and a fingerprint identification module, the array substrate is disposed on one side facing the user; the liquid crystal is positioned between the array substrate and the color film substrate; the fingerprint identification module is formed on one side of the array substrate facing the liquid crystal; the fingerprint identification module includes a thin film transistor and a photodiode for convert light energy into electrical energy, the thin film transistor is electrically connected to an output end of the photodiode.