1, flavor preparation technology and application: the study of flavor preparation methods and process technology, including extraction, synthesis, blending and other aspects of technology, and the application of flavors in the food, cosmetics, perfume and other fields.

2, spice preparation technology and application: research on the preparation of spices and process technology, including the extraction of natural spices, synthetic spice preparation and other aspects of technology, and spices in food, beverage, perfume and other areas of application.