Unit Definition (em) The em is a printer's unit of relative distance. One em is the height of the type size (in points) being used. If 12 point type is being set, then one em is 12 points, and so on.
Unit Definition (dong [Vietnam]) The đồng (VND) is the standard unit of currency used in Vietnam. It has a symbol ₫. It is subdivided into 10 hào, which are divided into 10 xu. The hào and xu units of currency are so worthless that they are no longer issued.
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Length/Distance 
Convert from em to dong [Vietnam]
