SHANDONG CROWN GROUP the biggest ceramics factory in the north of China, located in one of three largest ceramic manufacturing sites in China, it was set up in 1972, the main products are CERAMICS TILES, ALUMINA GRINDING BALLS AND LINING BRICKS,ALUMINA PADDING BALLS, ZIRCONIA BALLS,ALUMNA REFRACTORIES as well as other construction and chemical materials. CROWN GROUP----Shandong Crown Ceramics Co, Ltd is a specialized manufacturer which...