Just who owns the copper is a question that has kept traders and industry analysts guessing since the metal was channelled into Shanghai by the China National Nonferrous Metals Import and Export Corp ( CNIEC ) in June and July .
<response> Just who owns the copper is a question that has kept traders and industry analysts guessing since the metal was channelled into <location>Shanghai</location> by the <organization>China National Nonferrous Metals Import and Export Corp</organization> ( <organization>CNIEC</organization> ) in June and July . </response>