PRINTED CIRCUIT BOARD

摘要

The present invention provides a printed circuit board including: a support board having a first area and a second area to be bent and extended from the first area; a pad wire which is connected to a light emitting device in the first area of the support board; a metal pattern layer including a string wire which transfers an electric signal to the light emitting device in the second area; and the light emitting device which is mounted in the first area of the metal pattern layer, wherein the metal pattern layer includes a circuit insulating layer and a metal layer having a circuit pattern corresponding to the pad wire and the string wire on the circuit insulating layer.