1. For three-dimensional design products, six-sided orthographic views and three-dimensional drawings should be submitted. The names of the six-sided orthographic projection views are: front view, rear view, left view, right view, top view and bottom view. The view name of each view should be marked directly below the corresponding view.
2. The proportions of each view should be consistent.
3. Size: The size of the graphics in the submitted pictures or photos shall not be less than 3 cm × 8 cm. Except for slender items, it shall not be larger than 15 cm × 22 cm. The size of the graphics should be reduced to Each design detail of the product's appearance can still be clearly discerned two-thirds of the time.
4. Text in the picture? Except for some essential marks, such as A-A, 1, 2, 3, there must be no text in the picture. If the picture needs to be explained in words, it should be explained in the brief description and numbered sequentially with Arabic numerals.
5. Picture drawing requirements
① Pictures should be drawn with reference to the provisions on orthographic projection relationships, line widths and section marks in my country’s national standards for technical drawing and mechanical drawing.
②Drawing should use drawing tools and non-fading black ink. The colors of color pictures should be firmly colored and not easy to fade.
③ Blueprints, sketches, and mimeographed copies are not allowed.
④ For appearance design pictures drawn by computer? The picture resolution should meet the requirements of clarity.
⑤The cross-sectional view should indicate the direction of the cross-section and the position on the cross-sectional view.
⑥The distance between section lines should be compatible with the size of the section view and should not affect the cleanliness of the drawing. It is recommended to use computer-drawn appearance design pictures.