1. Brine making: mainly systematically learn how to use various Chinese medicinal materials and boil brine according to standard proportions. The focus here is to learn and master the brine ingredients, cooking time, heat control, seasoning and other knowledge.

2. Raw material processing: The main system is to learn how to process various raw materials, such as: duck neck, duck head, duck feet, duck intestines, duck gizzards, edamame, Qianzhang, etc. The focus here is on learning the knowledge of meat removal and pickling.

3. Sugar color production: Mainly systematically learn how to use natural ingredients to fry Wuhan duck neck special sugar color.

4. Brine raw materials: Mainly systematically learn how to use brine to brine various raw materials. The focus here is to learn and master the knowledge of marinating time, heat, coloring, etc.

5. Brine preservation: Mainly systematically learn how to use scientific methods to preserve brine and extend the use time of brine.