Hi Jianhao,
Probably what you want is to change the map center,  as described in this previous post:

<http://plato.cgl.ucsf.edu/pipermail/chimera-users/2017-March/013209.html>

I hope this helps,
Elaine
----------
Elaine C. Meng, Ph.D.
UCSF Chimera(X) team
Department of Pharmaceutical Chemistry
University of California, San Francisco

> On Aug 17, 2017, at 12:56 AM, C.J. <biocjh@gmail.com> wrote:
>
> Dear specialists,
> I open a map(#1) and make icosahedron surface(#1) using Tools-> Higher-Order structure->icosahedron surface.
> But the model #0 and #1 don't have the same center, how could I center them into the origin of same coordinate?
> Thanks!
> --
> Best regards!
> Jianhao