wherein the first electrode of the light emitting cell at the first end of the light emitting cell block is electrically connected to {HEAD ~ the second electrode} of each light emitting cell at {TAIL ~ the first side end} of the first block and third block in the bridge block via the first additional electrode, and 
wherein the first electrode of the light emitting cell at the first end of the light emitting cell block is electrically connected to { HEAD ~ the second electrode } of each light emitting cell at { TAIL ~ the first side end } of the first block and third block in the bridge block via the first additional electrode , and
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH