<SEC-DOCUMENT>0001104659-21-072795-index.html : 20210527
<SEC-HEADER>0001104659-21-072795.hdr.sgml : 20210527
<ACCEPTANCE-DATETIME>20210527085512
ACCESSION NUMBER:		0001104659-21-072795
CONFORMED SUBMISSION TYPE:	6-K
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20210527
FILED AS OF DATE:		20210527
DATE AS OF CHANGE:		20210527

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Canadian Solar Inc.
		CENTRAL INDEX KEY:			0001375877
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				000000000
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		6-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33107
		FILM NUMBER:		21968657

	BUSINESS ADDRESS:	
		STREET 1:		545 SPEEDVALE AVENUE
		STREET 2:		WEST GUELPH
		CITY:			ONTARIO
		STATE:			A6
		ZIP:			N1K 1E6
		BUSINESS PHONE:		(86-512) 6690-8088

	MAIL ADDRESS:	
		STREET 1:		NO. 199 LUSHAN ROAD, SUZHOU NEW DISTRICT
		STREET 2:		SUZHOU
		CITY:			JIANGSU
		STATE:			F4
		ZIP:			215129
</SEC-HEADER>
<DOCUMENT>
<TYPE>6-K
<SEQUENCE>1
<FILENAME>a21-15485_66k.htm
<DESCRIPTION>6-K
<TEXT>
Document 1 - file: a21-15485_66k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>a21-15485_6ex99d1.htm
<DESCRIPTION>EX-99.1
<TEXT>
Document 2 - file: a21-15485_6ex99d1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g154856mmi001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g154856mmi001.jpg

</DOCUMENT>
</SEC-DOCUMENT>