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GB/T19001: 1994 / ISO9001: 1994
GB/T19001: 1994 / ISO9001: 1994
QS-9000:1998 / GB/T19001:1994 / ISO9001: 1994
QS-9000:1998 / GB/T19001:1994 / ISO9001: 1994
GB/T24001 / ISO14001: 1996
ISO14001: 1996
ISO 9001: 2000
ISO/TS16949: 2002