https://www.youtube.com/watch?v=U3vqIiVELQA&t
With the advantaged 3D system, the 3D fiber laser machine can mark on the curved surface.
Like this
To engrave on a bracelet, if the design is not very complex. Normal laser engraving machine with rotary can finish it.
But if it so complex like the picture above, I recommend you to try the 3D fiber laser engraving machine which is the best choice for you.
![特开心 :D](./images/smilies/icon_e_biggrin.gif)
For more details, you can ask me directly.