Taobao photography lighting control, shooting angle and other issues, please advise!

Not bad, just a few points. First, it's a little overexposed. It is recommended to evaluate the metering and focusing of the center position. Second, the background light is too bright. Is it more comfortable to affect the right rear or the left rear? Third, it's too monotonous. Put a gadget or something. And wrapped at a 45-degree angle. You are so peaceful and have no three-dimensional sense. In addition, ISO 100. This can be as small as possible. Finally, don't look sideways, look down a little.