From an export based economy to a domestic consumption based economy

China has never kept it a secret. 
She wants to copy the US and convert its economy into a domestic based one.
With an internal market 1.3 trillion she really is not dependent on any nation, group or nations or free trade areas for her future increase in wealth.
And this:

http://news.xinhuanet.com/english/2017-09/23/c_136632522.htm

will humongously facilitate this.
However, it is interesting that she is interested to retain a healthy export industrial base in its Belt and Road initiative.