about draw calls on unity

we have a spine unity role.
but it's 22 draw calls,lead to the same screen performance is low.
now,How to optimize the.

If you use many different atlases, it is unavoidable.
If you use one atlas, it will be batched as one draw call.

Pharan schrieb
If you use many different atlases, it is unavoidable.
If you use one atlas, it will be batched as one draw call.

Oh!!!!!!!
tks!