2. The image format is jpg/jpeg/png.

3, no logo, no stitching, no shadow, no psoriasis, no white edge, no text, no dark corners, no watermark.

4. The picture background needs real pictures, model pictures, or pictures with scenes. It can't be a white background picture, a hollowed-out picture or a false background picture, and the background color can't be too much.

5. The seller in the picture must be clearly identifiable, and the seller must be completely displayed.

6. The picture has no stretching deformation and unnecessary irrelevant objects.

7. Pictures involving pornography and violence, uncomfortable scenes, prohibited items, politically and religiously sensitive maps and funeral supplies are prohibited.