以下为伦敦金属交易所(LME)10月20日基金属库存变化情况（单位：吨） 
  
                                                          金属   库存     增减     变动
                                                          铜     287625   -3625    -1.24% 
                                                          铝     1202225  -5575    -0.46% 
                                                          铅     150075   -1775    -1.17% 
                                                          镍     387942   1524     0.39% 
                                                          锡     2110     0        持平 
                                                          锌     268950   -775     -0.29% 
                                                          铝合金 11920    0        持平