Yes, Vietnamese has a separate construction for present progressive and the present simple.
- The present simple expresses events or situations that exist always, usually, habitually.
The goat eats papaya. Con dê ăn đu đủ.
- The present continuous (present progressive) just give an idea that action is in progress at the moment of speaking, and it expresses this action.
The goat is eating papaya. Con dê đang ăn đu đủ. (It expresses the action of eating).
In vietnamese, d makes the sound of /z/ and đ makes the sound of /d/.