Jinan Style Machinery provides the 4x8ft wood CNC router, you can also install rotary device to be 4th axis to do cylinder carving, here is the video you want.
Rotary Axis: The axis of rotation of the fourth-axis attachment.
3 Axis CNC Router Machine: The machine onto which the fourth-axis attachment is attached.
4th Axis Attachment: A device that can be attached onto a 3 axis machine to form a 4 axis machine.
The advantage of the fourth-axis attachment is that it can, in most cases, fully machine the complete job without it being removed from the table so that you have finished parts with high accuracy and repeatability. It can, with the purchase of the relevant software, also produce intricate carvings. It is possible to reduce the amount of different machines in the shop, as the fourth-axis attachment will perform multiple functions and is a must for serious woodworkers.