However, it is also recognized that the preassembly of the top frame units may occur in the manufacturing/assembly facility itself in {HEAD ~ response} to {TAIL ~ a customer order} 
However , it is also recognized that the preassembly of the top frame units may occur in the manufacturing / assembly facility itself in { HEAD ~ response } to { TAIL ~ a customer order }
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 REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL