It is a bit unusual that you come here to ask for public opinions. There must be something that is bothering you ...
If you are already well off, have no family worries and want to do something in China, it is probably a good idea to take the position. The primary goal is to do things and put all material considerations on the side.
If you still have lingering worries on positions, rewards etc, then it is a tough decision. You need to work for sometime for material returns as a professor or division chief. In general, these positions are not for quick profit and you need to work relationships and make actual contributions.
Hope you make the most sensible decision for yourself. Again, you probably should think inward very hard why you come here for public opinions. This probably will reveal what your main concerns are ...