December 10, 2004 to December 16, 2004 Unit: RMB/ton Aluminum futures price on the Shanghai Futures Exchange Aluminum quote on the London Metal Exchange (US$/ton) Opening price Higher price Lower price closing price Opening price Higher price comparison Low closing price December 9 15960 15550 December 9 1804.5 1820 1755.5 1785 December 10 17250 15450 December 10 1791.5 1792.5 1771.5 1786 December 13 15900 15680 December 13 1787.5 1813 1787.5 1812 December 14 16050 15700 December 14 1809 1814.5 1792.5 1795 December 15 15900 15690 December 15 1795.5 1826 1794 1825 Spot price of aluminum in the non-ferrous metals market Aluminum spot price in Huatong Market (99.85%) Opening price Higher price Lower closing price Opening The price is higher and the price is lower The closing price is lower December 9 15780 15760 December 9 15830 15840 15820 15830 December 10 15760 15730 December 10 15800 15810 15790 15800 December 13 15730 15700 December 13 15770 15780 15760 15770 December 14 15730 15710 December 14 15770 15780 15760 15770 December 15 15730 15710 December 15 15780 15790 15770 15780