TSX: CTQ

NYSE AMEX: ETQ

Vancouver, British Columbia – CRCC-Tongguan Investment Co., Ltd. (the “Offeror”)

announced today that it has extended to April 28, 2010 the expiry date of its February 1,

2010 offer (the “Offer”) to acquire at a price of C$8.60 in cash per share all of the

outstanding common shares of Corriente Resources Inc. (“Corriente”), including all shares

that may be issued on the exercise of options granted under Corriente’s stock option plan.

The obligation of the Offeror to take up the shares of Corriente deposited under the Offer is

subject to the receipt of replacement titles for its mining concessions in Ecuador, Canadian

competition and foreign investment approvals, and approvals required from the government

of The People’s Republic of China, in addition to other customary closing conditions as set

out in the Offer documents, which are available on SEDAR.

Corriente is pleased to announce that the replacement titles required under Ecuador’s 2009

Mining Law have been issued for each of Corriente’s mining concessions, and that it

believes that all Canadian competition and foreign investment approvals that are required for

the completion of the Offer have been obtained. As set out in the press release of the

Offeror issued earlier today, the Offeror believes that all regulatory approvals necessary to

complete the Offer will be obtained prior to the expiry of the Offer.

The Offer, as extended, is scheduled to expire at 5:00 p.m. (Vancouver time) on

Wednesday, April 28, 2010.

Kenneth R. Shannon

Chief Executive Officer

Corriente shareholders with procedural questions regarding the deposit of their shares

should contact

Darryl Jones, Chief Financial Officer,

(604) 687-0449

[email protected]