. ▁D elta ▁also ▁applied ▁to ▁the ▁US ▁D OT ▁to ▁begin ▁non - stop ▁fl ights ▁between ▁Detroit ▁and ▁Be ij ing ▁starting ▁July ▁ 1 , ▁ 2 0 1 1 . ▁ ▁New ▁restrictions ▁on ▁sale ▁of ▁route ▁authority ▁by ▁U . S . ▁carri ers ▁The ▁D OT ▁also ▁announced , ▁along ▁with ▁its ▁ 2 0 0 7 – 2 0 0 9 ▁route ▁authority ▁awards , ▁that ▁route ▁authority ▁must ▁be ▁operated ▁for ▁five ▁years ▁before ▁it ▁could ▁be ▁sold . ▁Pre viously , ▁the ▁required ▁period ▁was ▁one ▁year . ▁ ▁Post ▁ 2 0 1 0 ▁▁ 2 0 1 0 ▁expansion ▁D OT ▁approved ▁the ▁requests ▁for ▁a ▁new ▁route ▁between ▁Shang hai ▁and ▁Los ▁Angeles ▁from ▁American ▁Airlines ▁and ▁United ▁Airlines ▁at ▁the ▁end ▁of ▁ 2 0 1 0 . ▁D elta ▁has ▁decided ▁to ▁react iv ate ▁its ▁Shang hai – At l anta ▁route . ▁D elta ▁is ▁also ▁granted ▁a ▁new ▁route ▁between ▁Be ij ing ▁and ▁Detroit . ▁▁ 2 0 1 1 ▁In ▁September , ▁ 2 0 1 1 , ▁China ▁Eastern ▁starts ▁non - stop ▁service ▁between ▁Shang hai ▁and ▁Hon ol ulu . ▁▁ 2 0 1 2 – 1 3 ▁route ▁transfer ▁D elta ▁Air ▁L ines ▁again ▁susp ended ▁its ▁Atlanta – Sh ang hai ▁route ▁as ▁of ▁January ▁ 1 8 , ▁ 2 0 1 2 , ▁stating ▁the ▁route ▁had ▁" per formed ▁poor ly ." ▁Following ▁this ▁route