Jun. 8, 2009 (China Knowledge) - Hong Kong stocks fell on Monday morning, with the benchmark Hang Seng Index opening 158 points lower at 18,522.The Hang Seng China Enterprise Index, which tracks the overall performance of 43 mainland Chinese state-owned enterprises on the Hong Kong Stock Exchange, opened 103 points lower at 10,759. Air China Ltd<601111><0753> rose 1.04% to HK$3.88. Chi
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