The CDG profile control device designed and manufactured by our company has been applied in multiple sets across various oil production plants in Daqing Oilfield. This device uses imported high-quality metering pumps, with all materials made of stainless steel and excellent craftsmanship. The operation mode is automatic, with the core of automatic control being a programmable logic controller (PLC). It features inlet and outlet pressure protection, storage tank liquid level protection, and automatic monitoring of the device's operating status. Through practical application in oil production plants, it has received positive feedback. The equipment operates with stable performance, and all technical parameters meet the design requirements, ensuring **, stability, and durability.