1. Determine the design and shape: First, the designer will determine the overall design and shape of the glass. This may include considering factors such as the capacity of the glass, the curve of the body, and the shape of the bottom.

2. Select materials: Common glass materials include glass, crystal, ceramics, etc. According to the design requirements and functional requirements, select the appropriate material.

3. Make a mold: In order to shape the wine glass, you need to make a mold. Molds can be made of wood, metal or other materials to ensure an accurate reproduction of the shape of the design.

4. Prepare materials: According to the requirements of the selected material, prepare the corresponding raw materials, such as glass blocks or ceramic billets.

5. Melting or shaping materials: If glass materials are used, the glass block needs to be placed in a special melting furnace and heated to a high enough temperature to become plastic. If ceramic materials are used, ceramic billets need to be put into the kiln for firing.

6. Shaping the wine glass: Pour the melted glass or fired ceramic into the mold and use the appropriate tools and techniques to shape it into the desired wine glass shape. This may involve blowing, rotating or other processing methods.

7. Cooling and curing: After shaping, the wine glass needs to be cooled and cured to ensure its shape is stable. This may require the wine glass to be placed in a specific cooling unit or kiln.

8. Fine processing and decoration: After completing the basic shape, the wine glass may need to be further processed and decorated, such as polishing the edges, carving patterns, spraying colors, etc. These steps will vary based on design requirements and manufacturer preferences.

9. Inspection and quality control: In the wine glass production process, quality control checks are necessary to ensure that the wine glass is free from defects or defects and meets manufacturing standards and requirements.

10. Packaging and distribution: After completion of production and quality inspection, the wine glasses will be packaged and ready for delivery to the destination.