BUFFALO GROVE, Illinois, July 18 /PRNewswire/ --

Eagle Test Systems, Inc. (Nasdaq: EGLT) announced today that Jiangsu Changjiang Electronics Technology Co., Ltd., (Shanghai Stock Exchange Share Code: 600584) a global provider of semiconductor assembly and test services and leading subcontract manufacturer throughout China, has purchased multiple Eagle ETS-200 and ETS-364 Analog and Mixed Signal testers for its new production facility in Jiangyin, China, located approximately 150Km West of Shanghai.

The recent purchase increases Jiangsu's installed base of Eagle Test Systems' platforms and provides expanded test capability covering the wide range of products that JCET's current and new customers require.

"Eagle is a proven platform at Jiangsu Changjiang Electronics. We have chosen to purchase additional Eagle systems to meet the continuing test demand of our growing local and international customer base. Eagle's tester architecture provides JCET the only true multi-site parallel test capability and our lowest cost-of-test. In the cost driven world of test subcontracting, Eagle allows JCET to maintain the cost-of-test advantage and the technical superiority to meet our customer's growing needs. This purchase will help us to meet our newest production test goals in our new expanded operation," stated Wang Xin Chao, President, Jiangsu Changjiang Electronics Technology Co., Ltd.

"We are very pleased that Jiangsu Changjiang Electronics continues to recognize Eagle's platforms as the industry's most cost effective production test solutions for Analog and Mixed Signal devices and are excited to further strengthen our close relationship," stated Michael Byrnes, Director of North Asia, Eagle Test Systems. "Eagle's rapid expansion in China's cost driven market reflect the true value and capabilities of the solutions Eagle provides."

About Eagle Test Systems, Inc.

Eagle Test Systems, Inc. designs, manufactures, sells and services high-performance automated test equipment for the semiconductor industry. The company's products are used to test analog, mixed-signal and radio frequency (RF) semiconductors that are used in products such as digital cameras, MP3 players, automotive electronics, cellular telephones, computers and peripherals. The company was founded in 1976 and has offices located throughout the world in Asia, North America and Europe, with corporate headquarters in Buffalo Grove, Illinois.

Please visit http://www.eageltest.com for more information.

About Jiangsu Changjiang Electronics Technology Co., Ltd.

Jiangsu Changjiang Electronics Technology Co., Ltd. is specialized in IC packaging and final testing for customers worldwide. It has been ranked as one of China's Top 10 Electronics Companies and a key high-tech enterprise in China. The company occupies a total area of 120,000m2 and purifying workshops of 50,000m2. There are 50% medium and high-ranking technical professionals among 2,800 staff members. The company has been successfully listed (A-shares) on the Shanghai Stock Exchange since June of 2003. (Share Code: 600584) The company reached a discrete device output of 15 billion units and ICs at 2.5 billion units in 2004. The company is certified ISO 9002 Quality System since June of 1996, and passed the Certifications of QS9000 and ISO14001 in 2002. The "Changjiang" brand was honored with the titles of "Top Ten Semiconductor Brand in China" and "Jiangsu (Province)Famous Brand."

Company Contacts: Stephen J. Hawrysz Chief Financial Officer Eagle Test Systems, Inc. +1-847-327-1033

Web site: http://www.eagletest.com

Stephen J. Hawrysz, Chief Financial Officer of Eagle Test Systems, Inc., +1-847-327-1033