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  Certificate of authorization for National Supervision and Inspection Center of process instrumentation

CNAS Certificate of Lab Accreditation

CNASs Certificate of Inspection Body Accreditation

Certificate of authorization for  Shanghai Supervision and inspection Center of process instrumentation

CCS Certificate of Test Agency

  PTB Declaration

Lloyd's Certificate

Certificate of Metrological Authorization

Certificate of Acceptance IECEx Testing Lab

Accreditation certificate of Inspection Center of Vehicle Electronic Components

Accreditation certificate of No.1 Central Station of Metrology of the Ministry
of Machinery Industry

Certificate of Work Safety Inspection

Certificate of Authorization of the Pattern Approval Agency for New Metrological Devices

Certificate of accreditation of Inspection organization

          A2LA Certificate
    of Laboratory Accreditation