Please find working hours in Vietnam as follow:

– Governmental agencies work 8 hours/day from 7.30am to 4.30pm (excluding one-hour lunch). Saturday and Sunday are close

– Private agencies work 8 hours/day from 08.00am to 05.30pm ( excluding 1.5 hour lunch). Saturday work from 08.00am to 12:00, Afternoon & Sunday are close.
– Banks are open from 7.30am or 8am to 11.30am and from 1pm to 4pm. Saturday and Sunday are close.
– Private shops are open from 8am or 8.30am to 9pm or 10pm.