Document and Entity Information	12 Months Ended
	Dec. 31, 2014
Document and Entity Information
Entity Registrant Name	CHINA NEW BORUN Corp
Entity Central Index Key	0001490366
Document Type	20-F
Document Period End Date	Dec. 31, 2014
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Filer Category	Non-accelerated Filer
Entity Common Stock, Shares Outstanding	25,725,000
Document Fiscal Year Focus	2014
Document Fiscal Period Focus	FY