New Customers
For new customer inquiries,
please direct all questions to
sales@umc.com


Worldwide Offices
Headquarters:
UMC
No. 3, Li-Hsin 2nd Road,
Hsinchu Science Park,
Hsinchu, Taiwan, R.O.C.
Tel: 886-3-578-2258
Fax: 886-3-577-9392
Email: foundry@umc.com
Directions: Map (pdf)

In North America:
UMC USA
488 De Guigne Drive,
Sunnyvale, CA 94085, USA
Tel: 1-408-523-7800
Fax: 1-408-733-8090
Email: sales@umc-usa.com
Directions: Map (pdf)

In Europe:
UMC Europe BV
World Trade Center, H-Tower,
Schipholboulevard 243
1118 BH Schiphol, The Netherlands
Tel: 31-(0)20-5640950
Fax: 31-(0)20-6977826
Email:europe@umc.com

In Japan:
UMC Japan
15F Akihabara Centerplace Bldg.,
1 Kanda Aioi-Cho Chiyoda-Ku
Tokyo 101-0029 Japan
Tel : +81-3-5294-2701
Fax: +81-3-5294-2707
Email: foundry@umcj.com

In Singapore:
UMC-SG
No. 3, Pasir Ris Drive 12,
Singapore 519528
Tel: +65-6213-0018
Fax: +65-6213-0005

Please direct questions regarding UMC's ADR to:
JPMorgan Depositary Receipts
1 Chase Manhattan Plaza, Floor 58
New York, NY 10005, U.S.A.
http://www.adr.com

Toll free in USA: 1-800-990-1135
Outside USA: 1-651-453-2128

Please direct questions regarding stockholders' accounts and stock transfers to:
Horizon Securities
Address: 3F, No. 236 Sec. 4, Hsin-I Rd., Taipei, Taiwan, R.O.C.
Tel: 886-2-2326-8818
Email: service@honsec.com.tw


Media Contacts
In the USA:
UMC USA
Charlene Loveless
415-520-7850
Charlene.loveless@umc-usa.com


Career Opportunities
Please click here to learn about career opportunities at UMC.

Website Feedback
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