Shanghai is 14 hours ahead of Austin during US summer (CDT), and 13 hours ahead during winter (CST). When it's 9:00 AM in Austin, it's 10:00 PM or 11:00 PM in Shanghai.
China uses a single timezone (CST, UTC+8) and doesn't observe DST.
Optimal window: 6:00 PM - 9:00 PM Austin time (8:00 AM - 11:00 AM Shanghai next day). Evening calls from Austin catch morning business hours in Shanghai.
China Eastern and connecting flights link Austin to Shanghai Pudong International Airport.