The invention discloses a business hall audio and video synchronous monitoring control method special for an electric power system. The method is characterized in that the method is characterized by comprising, The method comprises the following steps that: (11) an audio and video acquisition module acquires audio data and video data in a business hall, the audio and video acquisition module comprises a camera used for acquiring video data in a corresponding business hall service counter and a sound pick-up used for acquiring audio data in the corresponding business hall service counter, and the camera is electrically connected with the sound pick-up; And (12) the network camera acquires audio data and video data of the audio and video acquisition module through an external network, and stores the audio data and the video data after real-time synchronization. According to the business hall audio and video synchronous monitoring device special for the electric power system, audio and video synchronous video of the service process of business hall workers is obtained through cooperation of the camera and the installation pickup, service windows of all business halls are monitored inreal time, standardization and process of business hall service quality supervision are achieved, and the business hall service quality supervision is developed towards the intelligent direction.