摘要
Onthe23rdofSeptember,1999,theChinaNationalPetroleumCorp.(CNPC)andShellExploration(China)Ltd.,amemberofRoyalDutch/ShellGroup,signedacontractinBeijingfordevelopingandproducingnaturalgasinChangbeiBlockofChina'sNorthwestOrdosBasin.Thecontractwasformallya...