To effectively reduce and control the noise and sound suppression of various blowers, including Roots blowers, air compressors, axial flow exhaust fans, and centrifugal ventilators, our company addresses the noise sources of different blowers, which often have more than one spectral value. Depending on the different noise intensity, acoustic mechanism, and propagation paths, the requirements for sound suppression vary. To this end, our factory has adopted targeted design, creating a series of silencers that have proven to be effective in numerous applications.