[FORM 6-K China New Borun Corporation Bohai Industrial Park Yangkou Town Shouguang, Shandong People’s Republic of China 262715 x Form 20-F o Form 40-F £ £ o Yes x No China New Borun Announces Third Quarter 2010 Financial Results 3Q10 Revenue Increased 26.1% Year-Over-Year 3Q10 Net Income Increased 17.9% Year-Over-Year Phase III Daqing Expansion on Track and on Schedule Beijing,]

[QuickLinks -- Click here to rapidly navigate through this document CHINA NEW BORUN CORPORATION Notice is hereby given that China New Borun Corporation, a Cayman Islands company (the "Company"), will hold its annual general meeting of shareholders at 3:00 p.m., local time, on December 21, 2010 (the "Annual General Meeting"), at the Company's corporate offices located at Bohai Industrial Park] [QuickLinks -- Click here to rapidly navigate through this document CHINA NEW BORUN CORPORATION PROXY STATEMENT General Our board of directors is soliciting proxies for the annual general meeting of shareholders to be held on December 21, 2010 at 3:00 p.m., local time, or at any adjournment or postponement thereof (the "Annual General Meeting"). The Annual General Meeting will be] [QuickLinks -- Click here to rapidly navigate through this document FORM OF PROXY CARD FOR RECORD HOLDERS OF ORDINARY SHARES "Company" For Against Abstain Proposal 1: As an ordinary resolution, THAT Rong Chen be elected as a director of the Company, to hold office until the close of the next annual general meeting of shareholders of the Company, or his] [QuickLinks -- Click here to rapidly navigate through this document Annual General Meeting of China New Borun Corporation ý Please make your marks like this: For Against Abstain 1. Election of Rong Chen as a director of the Company. o o o 2. Election of Jinmiao Wang as a director of the Company. o o o 3. Election of Raymond] [FORM 6-K China New Borun Corporation Bohai Industrial Park ý o o o o ý China New Borun Corporation TABLE OF CONTENTS Notice of Annual General Meeting of Shareholders dated November 15, 2010 Proxy Statement dated November 15, 2010 Form of Proxy Card for Record Holders of Ordinary Shares Form of Voting Instruction Card for Record Owners of American Depositary]

[China New Borun Reports Board Changes Beijing, China, November 9, 2010 — China New Borun Corporation (NYSE: BORN; “Borun” or the “Company”), a leading producer and distributor of corn-based edible alcohol in China, today announced that two of its non-executive board members resigned from their positions as directors of the Company. Additionally, in order for the Company to maintain a] [FORM 6-K China New Borun Corporation Bohai Industrial Park Yangkou Town Shouguang, Shandong People’s Republic of China 262715 S Form 20-F £ Form 40-F £ £ £ Yes S No Departure of Directors On November 4, 2010, Ruiping Wang resigned as a member of the board of directors of China New Borun Corporation (the “Company”) effective on such date. Mr.]

[FORM 6-K China New Borun Corporation Bohai Industrial Park People’s Republic of China 262715 x Form 20-F o Form 40-F o o o Yes x No China New Borun Announces Second Quarter 2010 Financial Results 2Q10 Revenue and Net Income Increased 155% Year-Over-Year 2Q10 Cash from Operations Increased to RMB138 million Phase III Daqing Expansion on Track and on Schedule]