The mounting plate is made of special rubber and premium plastic, featuring high strength and toughness. Covered with membranes, it can be pressed, formed and perforated at one time. The unique design structure helps the aeration system reduce energy consumption and increase efficiency under working air volume. The lotus effect is realized by this drilling method, and uniform bubbles are produced when the blower is running. It is designed for intermittent/continuous operation systems, with a high oxygen utilization rate and excellent performance. In addition, the diffuser with the automatic check function can prevent sewage backflow and extend service life, etc.