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CE
Issuing authority : 1233
Valid period : 2011/1/1 - 2014/1/1
ISO 9001:2008
Issuing authority : NGV
Valid period : 2011/1/1 - 2014/1/1
ISO 9001 : 2008 According to organizeation's application,Beijing NGV center carried out audit and certificattion in accordacnce with the requirements for quality management system.(ISO 9001 : 2008)
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