White background is used for ID card, passport, visa, driver's license, etc. Red background: used for insurance, medical insurance, IC cards, temporary residence permits and wedding photos.
The requirement of ID photo is bareheaded (bareheaded) front photo. In the photo, you should normally see the outline of the human ear and the place equivalent to the Adam's apple. The photo size can be one inch or two inches, and the color can be black and white or color. Don't wear lipstick and other makeup colors that affect your real appearance, including dyeing your hair.
Please note that graduation photo:
Graduation photo usually has a blue background, so wearing blue clothes is obviously the same color as the background, which is not very good. Yellow and blue are complementary colors with strong color contrast, not harmonious colors. The background of boys' photos is blue, so they should wear clothes that are obviously different from the blue color. Cut your hair before taking pictures (don't cover your ears). Avoid heavy makeup. Photos of girls, wearing clothes that are obviously different from blue. Be careful not to wear earrings, necklaces and other accessories.