Originally Posted by
WhiskeyBravo
Can you confirm by using the China Eastern website directly that the seat selections took? Sorry to doubt your statement, but often the Delta App and Website like to tell you you've made a seat selection when in reality it lies.
Would be a great update to the app if it really works!
You cannot do that. You can only verify your ticket validity on the MU site, but it does not have any functionality to select or show your seat assignments.