We offer this kind of decorating perforated acoustic panel for the Bird's Nest(the Beijing National Stadium) which will be the main track and field stadium for the 2008 Summer Olympics and will be host to the Opening and Closing ceremonies.

Feature:
1. Wider sound absorption frequency range and higher sound absorption coefficient, especially in low frequency
2. More fine-looking for decoration
3. Optional surface material (e. G. Stainless steel plate, zinc-plated plate, etc. )
4. Perforation rate and thickness can be adjusted if necessary