Display apparatus and manufacturing method thereof inlcuding substrate having guide mark disposed overlapping sealing member

A display apparatus comprising:

• a first substrate corresponding to an active area, and a sealing area surrounding the active area;
• a second substrate facing the first substrate;
• a display portion in the active area;
• a sealing member in the sealing area between the first substrate and the second substrate;
• and
• a guide mark on one surface of the second substrate in an area where the sealing member and the second substrate overlap each other, the guide mark being more narrow than the sealing member with respect to a direction in which the guide mark and the sealing member extend in a plan view,
• wherein the guide mark comprises a plurality of marks each extending in a lengthwise direction of the sealing member, and
• wherein the plurality of marks are apart from each other in the lengthwise direction of the sealing member.