1. If you have access to a master who specializes in making dumplings and wontons, you can ask for advice and follow the lessons. By practicing and observing, you can learn a lot of skills and know-how.

2. In some professional training courses, there are courses that teach how to make dumplings and wontons. Here, one is able to learn the whole production process systematically and get professional guidance.

3. Books and recipes. There are many cooking-related books and recipes dedicated to how to make dumplings and wontons. By reading them, you can learn more about the background knowledge and technical details.