Cambior Inc.
TSX : CBJ
AMEX : CBJ

Cambior Inc.

May 19, 2006 11:45 ET

Cambior: Rosebel's Workers Have Ceased their Illegal Work Stoppage

LONGUEUIL, QUEBEC--(CCNMatthews - May 19, 2006) - Cambior (TSX:CBJ)(AMEX:CBJ) reports that the Rosebel Goldmines Werknemers Organisatie (RGWO) is now associated to Moederbond, a recognized union federation in Suriname. An agreement was reached last evening between Rosebel Gold Mines N.V. and the union representatives to cease the work stoppage and promptly resume regular operations. Employees have progressively started to return to work and management expects the mine to be back to its full production capacity within the next 48 hours.

The agreement reached last evening provides Rosebel Gold with the necessary stability to resume operations and assure workers that negotiations will be initiated shortly to establish an initial labor agreement.

Cambior Inc. is an international gold producer with operations, development projects and exploration activities throughout the Americas. Cambior's shares trade on the Toronto (TSX) and American (AMEX) stock exchanges under the symbol "CBJ". Cambior's warrants "CBJ.WT.C" and "CBJ.WT.D" trade on the TSX.

Caution Concerning Forward-Looking Statements

This press release contains "forward-looking statements", being the resumption of full production capacity and establishment of an initial labour agreement. Forward-looking statements express, as at the time of this press release, the Company's expectations or beliefs as to future events and results. Forward-looking statements involve a number of risks and uncertainties, and there can be no assurance that such statements will prove to be accurate. Therefore, actual results and future events could differ materially from those anticipated in such statements.

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