Fiberglass Board, fire-proof, waterproof, accounstic, beautiful design Linyi Huamei Gypsum Building Materials Co., Ltd, located in Linyi City, Shandong Province, China, is a manufacturer of building materials with history of more than ten years. Our main products including PVC Gypsum Boards, Silicate Calcium Boards, Gypsum Lines,Gypsum sticking powder, Keels,Fiberglass Board and so on have ...