The invention discloses a control system of a high-precision weighing counting drawer. The control system comprises a bullet counting module used for reading a weight value of a magazine and calculating a bullet quantity in the magazine according to the weight value, a magazine door locking module used for outputting a corresponding unlocking control signal or locking control signal to a magazinedoor according to a control instruction, a calibration module used for correcting a bullet quantity calculation parameter of the bullet counting module, and an information output module used for uploading the bullet quantity, the unlocking control signal, the locking control signal and corresponding time information. Multiple different bullet management functions can be realized; most bullet management demands are met; automated remote operation can be realized; and great use convenience is brought for users.