Abstract: Metrology is an important technical basis for development of space carrier and weapon types,which is related to model quality and reliability. Model quality is also ensured by measuring instrument. Based on the years of management experience of metrological instruments of the first Aerospace Institute,the current situation and shortcomings of metrological management is mainly introduced，the operation mode of integrated management of metrological instruments is put forward，and a reference mode is provided for the integrated management of metrological instruments in military enterprises.

Key words: Metrology, Measuring instrument, Integration, Operation mode