a second field oxide region, which is formed on the upper surface, and is located in the high voltage well from top view, wherein the second field oxide region and {HEAD ~ the first field oxide region} is separated by {TAIL ~ the body region} 
is separated by
a second field oxide region , which is formed on the upper surface , and is located in the high voltage well from top view , wherein the second field oxide region and { HEAD ~ the first field oxide region } is separated by { TAIL ~ the body region }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH 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 HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL