Baier Building Materials Co., Ltd. is located in the city of Pingyi, Shandong Province - "the capital Chinese gypsum", China. The paper faced gypsum board top grade quality our chief product. We have an annual capacity 200,000 tons and 30,000,000 ...

Material at nanoscale is generalized description of nanotechnology was subsequently established by the National Nanotechnology Initiative, United States, which defines as manipulation matter with least one dimension sized from 1 to 100 nanometers, ...