SDRC Receives $14 Million Order from Nissan

Nissan expands I-DEAS® and Metaphase® deployment

CINCINNATI-April 18, 2001-SDRC (Nasdaq: SDRC) today announced that Nissan Motor Co. Ltd. is expanding its commitment for SDRC's award-winning I-DEAS® software and its market-leading Metaphase® software. The $14million order will be recognized throughout 2001.

Nissan will deploy both I-DEAS and Metaphase in three global Nissan Technical Centers located in Japan, North America, and Europe.

"SDRC is pleased that Nissan has recognized I-DEAS and Metaphase as the backbone of product development in a competitive, dynamic market," said Bill Weyand, chairman and CEO, SDRC. "Commitment to a corporate standard is the initial step OEMs must make to transform themselves into virtual enterprises. Nissan's order further strengthens SDRC's automotive dominance, as we continue to provide complete collaborative product management solutions into this market."

About SDRC
SDRC (Structural Dynamics Research Corporation), with headquarters in Ohio, provides software solutions and services that propel manufacturers to increased business competitiveness through the development of a web-based, collaborative environment for product development. SDRC employs more than 2,500 people worldwide, with 65 offices in 18 countries throughout North America, Europe, and Asia/Pacific.

Note to Editors: SDRC, I-DEAS and Metaphase are registered trademarks of Structural Dynamics Research Corporation. All other trademarks or registered trademarks belong to their respective holders.

@ 2001 KFKI ISYS Informatikai Kft.