[Canadian Solar Reports Fourth Quarter and Full Year 2009 Results Ontario, Canada, March 3, 2010 Financial Highlights • 4Q09 net revenues of $287.0 million, compared to 3Q09 net revenues of $213.1 million and 4Q08 revenues of $68.8 million. • 4Q09 shipments of 155.5 MW, compared to 3Q09 shipments of 102.6 MW and 4Q08 shipments of 19.6MW. 4Q09 gross margin of] [CANADIAN SOLAR INC. Form 6-K TABLE OF CONTENTS CANADIAN SOLAR INC. Shawn (Xiaohua) Qu Chairman, President and Chief Executive Officer]