Market Regulation Services - Trading Halt - OPTI Canada Inc. - OPC

Oct 31, 2007


    TORONTO, Oct. 31 /CNW/ - The following issues have been halted by Market
Regulation Services (RS):

    Issuer Name: OPTI Canada Inc.
    TSX Ticker Symbol: OPC
    Time of Halt: 3:18 PM EST
    Reason for Halt: Pending News




For further information:

For further information: Market Regulation Services Inc., (416)
646-7299