Amkor Technology to Announce Second Quarter 2009 Financial Results on July 29, 2009

Amkor Technology, Inc. (Nasdaq:AMKR), will issue its financial results for the second quarter of 2009 after the close of trading on the Nasdaq Global Market on Wednesday, July 29, 2009. At 5:00 p.m. Eastern Time, Amkor management will host a conference call to discuss the company’s financial results.

This call is being webcast by Thomson Financial and can be accessed at Amkor’s website at www.amkor.com. You may also access the call by dialing 877-941-9205. A replay of the call will be made available at Amkor’s website or by dialing 800-406-7325 (access passcode # 4108562).

The webcast is also being distributed over Thomson Financial’s Investor Distribution Network to both institutional and individual investors. Individual investors can listen to the call through Thomson Financial individual investor center at www.companyboardroom.com or by visiting any of the investor sites in Thomson Financial’s Individual Investor Network. Institutional investors can access the call via Thomson Financial’s password-protected event management site, StreetEvents (www.streetevents.com).

About Amkor

Amkor is a leading provider of semiconductor assembly and test services. The company offers semiconductor companies and electronics OEMs a complete set of microelectronics design and manufacturing services. More information on Amkor is available from the company’s SEC filings and on Amkor’s website: www.amkor.com.