Shandong Dongjia Group Co., Ltd.   

I cobalt Industry Company (has been changed to Shandong Dongjia group) in the "Qilu spirit, a state of ceremonies" in Shandong Zibo, the production of 6 series of more than 30 kinds of products to sophisticated equipment and advanced production technology. Rutile titanium dioxide, an annual output of 80000 tons, 25000 tons of anatase, cobalt salt series processing capacity of 500 tons of metal content, is one of the four main cobalt smelting, cobalt oxide, cobalt sulfate, cobalt oxalate, cobalt decanoate, cobalt boroacylate and other products. Sulfuric acid with an annual output of 420000 tons, is the commodity acid production enterprises in Shandong province's largest; ammonium sulfite is an annual output of 12500 tons, ranking the first in the province. | warmly welcome friends at home and abroad to join and cooperation from all walks of life,.