Shandong Baier Building Materials Co., Ltd. is located in the city of Pingyi, Shandong Province .We have an annual capacity of 200,000 tons of gypsum and 30,000,000 square meters of top grade paper faced gypsum board. Our company has already got the international quality system certificate of ISO9001, the national fire-proof, environmental friendly certificate and the ASTM (USA) certificate.