On January 2021, 1, the GFBYZ4-2500/200-80.1 pipe auxiliary mixing unit was successfully put into operation at the pure 6# station of Shengli Oilfield.

After the device is put into operation, the backpressure of the wellhead of the front-end well is reduced by 0.3-0.5MPa, the liquid is increased by 143m3/d, the oil and gas equivalent is increased by 5-8t/d, and the safety and environmental protection risks such as pipeline perforation and wellhead packing and leakage caused by high operating pressure of the pipeline network are reduced, and the annual benefit is more than 6 millions Yuan.