An electroluminescent display device comprising: a plurality of pixels (P1, P2, P3, P4); a plurality of sub pixels (sP1, sP2, sP3, sP4) provided in each of the plurality of pixels (P1, P2, P3, P4); a first emission layer provided in at least two sub pixels among the plurality of sub pixels (sP1, sP2, sP3, sP4); a second emission layer provided in at least two other sub pixels among the plurality of sub pixels (sP1, sP2, sP3, sP4), wherein the other sub pixels are different from the sub pixels comprising the first emission layer , wherein the second emission layer is spaced apart from the first emission layer ; and a bank layer provided along a boundary between the first emission layer and the second emission layer , the bank layer having a first bank layer and a second bank layer disposed thereon, wherein a thickness of the first bank layer is smaller than a thickness of the second bank layer , and a width of the first bank layer is larger than a width of the second bank layer ; wherein an upper portion of the second bank layer is made of fluorine to have hydrophobic properties and the remaining portion of the second bank layer and the first bank layer are both formed of a material to have hydrophilic properties, wherein the first emission layer and the second emission layer emit white light, and at least one sub pixel among the plurality of sub pixels (sP1, sP2, sP3, sP4) includes an additional color filter , wherein the first emission layer is provided in a first area (A1) and the second emission layer is provided in a second area (A2), wherein the second area (A2) corresponds to a peripheral area of the first area (A1), wherein a solution dry speed of the first emission layer is lower than a further solution dry speed of the second emission layer , wherein a size of the second emission layer in the second area (A2) is larger than a size of the first emission layer in the first area (A1). a plurality of pixels (P1, P2, P3, P4); a plurality of sub pixels (sP1, sP2, sP3, sP4) provided in each of the plurality of pixels (P1, P2, P3, P4); a first emission layer provided in at least two sub pixels among the plurality of sub pixels (sP1, sP2, sP3, sP4); a second emission layer provided in at least two other sub pixels among the plurality of sub pixels (sP1, sP2, sP3, sP4), wherein the other sub pixels are different from the sub pixels comprising the first emission layer , wherein the second emission layer is spaced apart from the first emission layer ; and a bank layer provided along a boundary between the first emission layer and the second emission layer , the bank layer having a first bank layer and a second bank layer disposed thereon, wherein a thickness of the first bank layer is smaller than a thickness of the second bank layer , and a width of the first bank layer is larger than a width of the second bank layer ; wherein an upper portion of the second bank layer is made of fluorine to have hydrophobic properties and the remaining portion of the second bank layer and the first bank layer are both formed of a material to have hydrophilic properties, wherein the first emission layer and the second emission layer emit white light, and at least one sub pixel among the plurality of sub pixels (sP1, sP2, sP3, sP4) includes an additional color filter , wherein the first emission layer is provided in a first area (A1) and the second emission layer is provided in a second area (A2), wherein the second area (A2) corresponds to a peripheral area of the first area (A1), wherein a solution dry speed of the first emission layer is lower than a further solution dry speed of the second emission layer , wherein a size of the second emission layer in the second area (A2) is larger than a size of the first emission layer in the first area (A1). <EOS>