Best places for you to exchange your money to Vietnam Dong ( VND) in Ho Chi Minh City, Vietnam.
#1. Exchange money number 59 on 135 Dong Khoi street, ward Ben Nghe. D1 - This place is close to Saigon Opera house and seraton Hotel.
#2. Ha Tam gorl on 2 Nguyen An Ninh street, ward Ben Thanh. D1 - this place are face to face with west door of the Ben Thanh market.
Those are famous place in D1 - travel erea so you can ask any one there then they will show you where.
Happy travel - Happy life.