回複：回複：It is okay if you still work for the same employer.

Quote from my university's website "An H-1 working only for the H-1 employer on a valid H petition will not need to obtain an EAD after travel with Advance Parole ". (http://www.indiana.edu/~intlserv/Content/Faculty__Staff_and_Visitors/Permanent_Residence/Travel_Outside_the_US_after_PR_application.php)