Events
| BTU International to present at Twelfth Annual Needham Growth Stock Conference |
| New York Palace Hotel, 455 Madison Avenue, New York, NY |
| January 12, 2010, 11:20 AM ET |
| (for webcast details see Investors tab) |
 International Solar Energy Expo 2010 (Expo Solar/PV Korea) |
| Kintex, Korea |
| February 3 -5, 2010 |
| www.exposolar.org |
| BTU International reports Fourth Quarter and Year 2009 followed by Earnings conference call at 5:00 PM ET |
| March 2, 2010, 4:30 PM ET |
| (for webcast details see Investors tab) |
Photovoltaic Technology Show 2010 - Europe - Hall 6/Stand D38
|
| Stuttgart, Germany |
| April 27 - 29, 2010 |
www.photon-expo.com |
 4th SNEC 2010 PV Power Expo and Conference |
| Shanghai, China |
| May 5 - 7, 2010 |
| www.snec.org.cn |
|