Now that's a good question. A question that's directly related to income and earnings, go figure! Maybe the company will eventually release some real information with that answer.
It looks like there are lots of restaurants in san fran capitalizing on chicken wings with an asian preparation style. Dry frying is a general prep technique with szechuan origins, and not owned by anybody.
DFW isnt splitting anything with them any more than theyre splitting their profits with general tso.