For a woman to dress business casual, use smart categories (skirt, pants, shirts, jackets, or with with) and western style business category (petticoat or underwear, shirts with suit series.
Clothing for women in business, use of smart casual (shirt and skirt. Or pants with a blouse) and western style business (skirt or dress. Shorts with suit
For girls dress in business meetings, make use of type smart casual (skirt and shirt, หรือกางเกง with jacket) and type. Western style business (dress or a set of shirts, pants and suits.