Q2'09 Macronix Earnings Release

TAIPEI, Taiwan, July 14 /PRNewswire/ -- Macronix International Co., Ltd.
(TSEC: 2337.TT), an independent designer, producer and provider of
non-volatile memory and system logic solution, will hold its quarterly
conference call to discuss the second-quarter financial results on Jul. 30,
2009 at 2:00 p.m. Hong Kong Time (2:00 a.m. Eastern Time / 7:00 a.m. London
Time).
Dial-in details for the conference call are as follows:
Taiwan: 008-014-443-60
HK: 800-962-844
Singapore: 800-448-1475
Japan: 00531-44-0126
UK: 44-207-136-5118
US Toll-Free: 888-679-8033
US: 617-213-4846
China: 10-800-130-0399
Pass code: 69957868

This call is being web-cast by Thomson Reuters and can be accessed at the
website of Macronix at www.macronix.com.

The web-cast is also being distributed through the Thomson Reuters
StreetEvents Network to both institutional and individual investors.
Individual investors can listen to the call at www.earnings.com, Thomson
Reuters' individual investor portal, powered by StreetEvents. Institutional
investors can access the call via Thomson Reuters' password-protected event
management site, StreetEvents (www.streetevents.com).

About Macronix International Co., Ltd.
Founded in 1989, Macronix International Co., Ltd. (TSEC: 2337.TT) is a leading
provider of innovative Non-Volatile Memory (NVM) solutions. Macronix is the
largest worldwide manufacturer of ROM products, and also provide wide range of
NOR Flash products across various densities for system embedded, consumer, and
enterprise applications. Headquartered in Hsin-Chu, Taiwan, Macronix currently
employs approximately 3,374 people worldwide.

For more information about Macronix, please visit http://www.macronix.com.
Contact Information:
Investor Relations
Douglas Sun, +886-3-578-6688 ext. 76632
douglassun@mxic.com.tw

SOURCE Macronix International Co., Ltd.

Douglas Sun, Investor Relations of Macronix International Co., Ltd.,
+886-3-578-6688 ext. 76632, douglassun@mxic.com.tw