Document and Entity Information	12 Months Ended
	Dec. 31, 2013	May 15, 2014
Document and Entity Information [Abstract]
Entity Registrant Name	Cleantech Solutions International, Inc.,
Entity Central Index Key	0000819926
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Document Type	10-Q
Document Period End Date	Mar. 31, 2014
Document Fiscal Year Focus	2014
Document Fiscal Period Focus	Q1
Entity Filer Category	Smaller Reporting Company
Entity Common Stock, Shares Outstanding		3,569,002