A flexible display apparatus, comprising: a flexible base layer having an active area and an inactive area, the active area including a plurality of pixels with one or more organic light-emitting diodes; and a first wire trace and a second wire trace positioned adjacent to each other on the flexible base layer, wherein each of the first and second wire traces include a trace of a conductive line covered with at least one insulation layer patterned according to the trace of the respective conductive line, wherein a space between the first wire trace and the second wire trace is free of the at least one insulation layer, wherein the first wire trace and the second wire trace each have a trace design comprising a series of diamond-shaped links connected in a chain extending along a bending direction, wherein the series of diamond-shaped links comprises alternating distended sections and indented sections, wherein the first wire trace and the second wire trace are arranged in a staggered configuration such that one of the distended sections of the first wire trace is aligned next to one of the indented sections of the second wire trace, wherein each diamond-shaped link comprises an inner open area enclosed by a first V-shaped sub-trace (sub-trace A) and a second V-shaped sub-trace (sub-trace B), wherein corresponding ends of respective first and second V-shaped sub-traces of the series of diamond-shaped links are joined to form a respective joint (joint X) at each of the indented sections and corresponding vertices of the respective first and second V-shaped sub-traces of the series of diamond-shaped links form respective opposing vertexes at each of the distended sections, characterized in that: respective joints (joints X) of the first wire trace and the respective joints (joints X) of the second wire trace are arranged in a staggered configuration so that one of the respective opposing vertexes at one of the distended sections of the first wire trace is positioned next to one of the respective joints at one of the indented sections of the second wire trace. a flexible base layer having an active area and an inactive area, the active area including a plurality of pixels with one or more organic light-emitting diodes; and a first wire trace and a second wire trace positioned adjacent to each other on the flexible base layer, wherein each of the first and second wire traces include a trace of a conductive line covered with at least one insulation layer patterned according to the trace of the respective conductive line, wherein a space between the first wire trace and the second wire trace is free of the at least one insulation layer, wherein the first wire trace and the second wire trace each have a trace design comprising a series of diamond-shaped links connected in a chain extending along a bending direction, wherein the series of diamond-shaped links comprises alternating distended sections and indented sections, wherein the first wire trace and the second wire trace are arranged in a staggered configuration such that one of the distended sections of the first wire trace is aligned next to one of the indented sections of the second wire trace, wherein each diamond-shaped link comprises an inner open area enclosed by a first V-shaped sub-trace (sub-trace A) and a second V-shaped sub-trace (sub-trace B), wherein corresponding ends of respective first and second V-shaped sub-traces of the series of diamond-shaped links are joined to form a respective joint (joint X) at each of the indented sections and corresponding vertices of the respective first and second V-shaped sub-traces of the series of diamond-shaped links form respective opposing vertexes at each of the distended sections,