[FORM 20-F (Mark One) o or ý or o o Bona Film Group Limited Cayman Islands 11/F, Guan Hu Garden 3 Mr. Liang Xu Title of Each Class Name of Each Exchange On Which Registered American Depositary Shares, each two representing one Ordinary Shares The NASDAQ Stock Market LLC Ordinary Shares, par value US$0.0005 per share* (The NASDAQ Global Market)] [QuickLinks -- Click here to rapidly navigate through this document Schedule of Material Differences The only material difference between the General Credit Facility Grant Contract, dated as of September 15, 2010, between Bank of Beijing, Chaowai Branch and Bona Film Group Co., Ltd (PRC) and the General Credit Facility Grant Contract, dated as of October 19, 2011, between Bank of] [QuickLinks -- Click here to rapidly navigate through this document List of Significant Subsidiaries of Bona Film Group Limited Company Jurisdiction of Wholly owned subsidiaries Bona International Film Group Limited BVI Alpha Speed Limited BVI Bona Entertainment Company Limited Hong Kong Bona Productions Co., Ltd. Hong Kong Beijing Bona New World Media Technology Co., Ltd. PRC Partially owned subsidiaries Distribution] [QuickLinks -- Click here to rapidly navigate through this document Certification by the Chief Executive Officer I, Dong Yu, certify that: 1. I have reviewed this annual report on Form 20-F of Bona Film Group Limited (the "Company"); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a] [QuickLinks -- Click here to rapidly navigate through this document Certification by the Chief Financial Officer I, Liang Xu, certify that: 1. I have reviewed this annual report on Form 20-F of Bona Film Group Limited (the "Company"); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a] [QuickLinks -- Click here to rapidly navigate through this document Certification by the Chief Executive Officer (2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. Dong Yu Chief Executive Officer EX-13.1 6 a2209091zex-13_1.htm EX-13.1] [QuickLinks -- Click here to rapidly navigate through this document Certification by the Chief Financial Officer (2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. Liang Xu Chief Financial Officer EX-13.2 7 a2209091zex-13_2.htm EX-13.2] [QuickLinks -- Click here to rapidly navigate through this document CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement No. 333-174698 on Form S-8 of our reports dated April 30, 2012, relating to the consolidated financial statements of Bona Film Group Limited, its subsidiaries, its variable interest entities (the "VIEs") and the] [QuickLinks -- Click here to rapidly navigate through this document HAN KUN LAW OFFICES TEL : (86 10) 8525-5500; FAX : (86 10) 8525-5511/5522 Bona Film Group Limited 11/F, Guan Hu Garden 3 Dear Sir/Madam: Yours Sincerely, Han Kun Law Offices HAN KUN LAW OFFICES Suite 906, Office Tower C1, Oriental Plaza, 1 East Chang An Avenue, Beijing 100738, P.R.]