Chalco Shandong Co., LTD is located in zibo city of shandong province, China. Chemical alumina annual capacity of 700000 tons, five series more than 120 kinds of products. Is the largest and most complete varieties in China, research and development, the strongest of the world famous enterprises. the main products are: 4A zeolite, high white filler aluminum hydroxide, calcined alpha alumina, pseudo-boehmite, activated alumina, such as five series, widely used in daily chemical, man-made plank, wire and cable, electrical materials, grille, building ceramics, paper making, refractory materials, catalyst carrier, etc.