Wooden Perforated Acoustic Panel Qinsound Wooden Perforated Wooden Acoustic Panels is wildly used in public area with it's good sound effect, variety of color and durable finishing. The panels have longitudinal grooves and slats, machin...

Fiberglass Ceiling Board Qinsound fiberglass ceiling board are made of fiberglass and spray paint on surface, have excellent soundproof performance in both mid and high frequency. They are decorative and easy...

Fiberglass Ceiling Board Qinsound fiberglass ceiling board are made of fiberglass and spray paint on surface, have excellent soundproof performance in both mid and high frequency. They are decorative and easy...