Modern Gypsum Decorative Materials Company). MDC Modern Gypsum Decorative Materials Company is counted as leading manufacturer and exporter of Ceiling Suspension Systems including PVC Gypsum Ceiling Tile, Gypsum Board, Perforated PVC Gypsum Ceiling Tile, and Steel Ceiling Grids, Metal Studs, Aluminum Profiles for Partitioning Frames, provide you with a complete solution to your ceiling and partition requirements.