Ask for advice on Taobao photography knowledge

Let me tell you something: there is a kind of setting glue for still life, which is as sticky as plasticine. When it sticks to the bottom of the back, it will stand up and will not wear. 2 and 3 are all shot like this. 1 The matting is completed by the model.

1 is stereoscopic because it is a main light, a side light, right front and left rear. Just control the light ratio yourself.

Most of the diamonds on the ring are made in 3d or plane, but other parts can do without this effect. Just polish it with sulfuric acid paper and post-produce, because the picture is small, or the whole picture may be made in 3D.