Shi Jia Zhuang Bei Hua Mineral Wool Board Co., Ltd. is a large-scale manufacturer group in China. Our first company was named after Shi Jia Zhuang Bei Hua Mineral Wool Board Co., Ltd., which produces mineral wool acoustic ceiling board and T-grids. After 9 years' development, now our group has developed into a large manufacturer group. Our line includes mineral fiber acoustic ceiling boards, T-grids, gypsum boards, magnesium oxide boards,...