Originally Posted by
DL2SXM
Would PVG as a hub be a working hub like NRT, insofar that would Delta be able to operate, on their own metal, PVG-SIN, MNL, BKK, HKG...basically all the intra-Asia flights it currently serves from NRT?
No, because the onward traffic rights do not exist and likely will not for the foreseeable future. They exist in Japan based on post WWII treaties for the most part.