Hitachi and Hitachi Plant Technologies Announce Making Hitachi Plant Technologies a Wholly Owned Subsidiary of Hitachi via a Share Exchange

Tokyo, February 24, 2010 — Hitachi, Ltd. (NYSE: HIT/TSE: 6501, “Hitachi”) and Hitachi Plant Technologies, Ltd. (TSE: 1970, “Hitachi Plant Technologies”) have today decided to conduct a share exchange with Hitachi as the wholly owning parent company and Hitachi Plant Technologies as the wholly owned subsidiary (the “Share Exchange”) and have concluded a share exchange agreement (the “Share Exchange Agreement”).