CEC2010
Sep 30, 2010|
Просмотры:168Share to:
There are many international well-known enterprise at the exhibition, such as CNPC , SINOPEC , CNOOC , CHEMCHINA ,BASF etc
Sep 30, 2010|Просмотры:168
Sep 30, 2010|Просмотры:168There are many international well-known enterprise at the exhibition, such as CNPC , SINOPEC , CNOOC , CHEMCHINA ,BASF etc
