Since 1998, we have established our company named Qingdao Qianhe Diatomite Co.,Ltd. To explore and mine diatomaceous earth ore resources, then we have found the best quality and the biggest diatomaceous earth ore resoure in Changbai Mountain, China. After that we become the professional manufacturer and exporter specializing in producing and exporting natural diatomaceous earths, diatomite filter aid and diatomite filling, padding & carrier materials with the anuual output 18000 tons in leading from modern technology and equipments with high quality and best export standard pack in kraft paper bag for environmental protecting. Five years ago, we built our company named Qingdao Qiancheng Minerals Co., Ltd. To enlarge our capacity in the mineral products, such as Diatomaceous Earth, Bleaching Earth as industrial materials. The sales is among the world market to Asia, Europe, Africa and other countries & area, with our distributors and representatives in Thailand, Russia and France.