They can also decorate take-out boxes with red and black Asian symbols (to make this easy for them, provide some books with Asian designs that they can copy).
Young girls will love to decorate chop sticks with red, black and gold paint pens. When these are dry, they can put their hair up and use the chop sticks to fasten the hair in place.
Have some silk flowers and streamers on hand for guests to decorate their own Coolie Hat. They can put their own spin on this traditional headware.
Try a sushi-making session using candy and sweet items instead of fish! Kids will love eating this.
Let us know what Asian party activities you come up with!