AXT, Inc. Schedules Special Conference Call

FREMONT, CA, Mar 24 (MARKET WIRE) --
AXT, Inc. (NASDAQ: AXTI), a leading manufacturer of compound
semiconductor substrates, today announced that it will hold a conference
call on Thursday, March 26, 2009 at 1:30 PM PT to discuss its recent
change in management. As the Company has not yet completed its first
quarter of fiscal 2009, there will be no discussion of financial results
on the call.

The conference call can be accessed at (719) 325-4804 (passcode 8800604).
The call will also be simulcast on the Internet at www.axt.com. Additional
investor information can be accessed at http://www.axt.com or by calling
the company's Investor Relations Department at (510) 683-5900. In
addition, the company will announce its first quarter 2009 financial
results on Wednesday, April 29, 2009.

About AXT, Inc.

AXT designs, develops, manufactures and distributes high-performance
compound and single element semiconductor substrates comprising gallium
arsenide (GaAs), indium phosphide (InP) and germanium (Ge) through its
manufacturing facilities in Beijing, China. In addition, AXT maintains its
sales, administration and customer service functions at its headquarters
in Fremont, California. The company's substrate products are used
primarily in lighting display applications, wireless communications, and
fiber optic communications. Its vertical gradient freeze (VGF) technique
for manufacturing semiconductor substrates provides significant benefits
over other methods and enabled AXT to become a leading manufacturer of
such substrates, particularly in optoelectronics applications. AXT has
manufacturing facilities in China and invests in five joint ventures
producing raw materials. For more information, see AXT's website at
http://www.axt.com.

Contacts:

Wilson W. Cheung
Chief Financial Officer
(510) 683-5900

Leslie Green
Green Communications Consulting, LLC
(650) 312-9060

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