On May 27-29, China (Qingdao) International Medical Equipment Expo was held in Qingdao International...
Therefore, it is necessary to adopt sound absorption, sound insulation, overcoming sound focusing, v...
Cinema sound insulation hard bag is used as a kind of raw material for sound insulation decoration d...
Polyester fiber acoustic board is a new type of environmentally friendly decorative material. In our...
The QDBOSS brand is currently the only authorized and designated partner of Dolby Cinema in China. W...
The sound-absorbing body composed of polyester fiber acoustic panels not only has high sound absorpt...