1, you can start the model first, find the big outline, and then make the manuscript. This step should be traced and prepared for the next step. This is the premise. You can wipe the draft slightly with an eraser, but don't erase it all, leaving traces.

2. Then draw with pencil or charcoal for the first time. At this time, you can draw the shape in the first time, without looking for details, but you should be accurate and speechless, and the shapes should not be too different. You should also be optimistic about the proportion and position of the structure, as well as the light and shadow parts.

3. Finally, we can find the proportion of the head, neck, shoulders, eyes and the whole body of the character. You can start painting after you find it, usually for two hours.