Exhibit 99.4

Joint Filing Agreement

In accordance with Rule 13d-1(k) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree to the joint filing with all other Reporting Persons (as such term is defined in the Schedule 13D referred to below) on behalf of each of them of a statement on Schedule 13D (including amendments thereto) with respect to the Ordinary Shares, par value US$0.0005 per share, of Bona Film Group Limited, a Cayman Islands company, and that this Agreement may be included as an Exhibit to such joint filing.  This Agreement may be executed in any number of counterparts, all of which taken together shall constitute one and the same instrument.

IN WITNESS WHEREOF, the undersigned hereby execute this Agreement as of December 18, 2015.

SKILLGREAT LIMITED
By:	/s/ Dong Yu
Name: Dong YU
VANTAGE GLOBAL HOLDINGS LTD
By:	/s/ Dong Yu
Name: Dong YU
Title: Authorized Signatory
DONG YU
By:	/s/ Dong Yu
Name: Dong YU