Over 40 years ago, the White River duck head, which was carried through the streets and alleys on shoulder poles, is still thriving today, with the second generation, Cheng Zhi, taking over the family business. The secret to the delicious White River duck head lies in the fact that the ducks are "live birth ducks" and are cooked with Chinese herbal medicine and spices, resulting in an irresistible aroma and flavor.