
Plasterboard Acoustic Perforated Gypsum Board Chinese Gypsum Board. Customizable Dimensions: Length up to 3660mm, thickness 7-15.9mm, and width 1200/1220mm available. High NRC Acoustic Performance: Noise Reduction Coefficient reaches 0.7 with perforation rates up to 19.6%. Fire and Safety Certified: Conforms to GB8624 A Class fire resistance and GB6566-2001 radioactivity standards. OEM and Customization: Supports OEM service, custom hole designs, and specific sample-based processing. 100% Quality Inspection: Five-time inspection process with 100% final check to ensure product quality. Versatile Application: Suitable for offices, hotels, households, and dust-free rooms as wall or ceiling. Professional R&D Team: Dedicated team for market research, product upgrading, and new technology development. Global Export Experience: Exported to over 40 countries with nearly 10 years of professional export experience.