Qingdao Gofai Rubber can provide you with high quality sound isolation clips and Spring Hanger Shock Absorber For Ceiling Acoustic.
A Sound Isolation Clip creates a high Sound Transmission Classification rating for your wall or ceiling assembly and offers an economical method to “float” your walls or ceilings. These isolation clips are used for vibration control of structure-borne noise and help build assemblies that will more effectively block airborne noise transmission.
see the below picture:
We also have other sound isolation clips,U boat floor floaters.
If you are interested in it, please feel free to let me know.