Jilin Province Hongyi Mining Industry Co., Ltd. is an entity enterprise integrating diatomite mining, ore dressing, processing, scientific research and trade as a whole. Our production base is located in the diatomite mine area with the largest reserves and the best grade mine within the country - Changbai County, Jilin Province. Changbai County has the most diatomite resources in Asia with a huge developmental potential, and so far the proven accumulative geologic reserves have been 17 million tons, and the grade-one mine nearly accounts for one third of the proven recoverable reserves. Our company has widely employed talented people and professional technical talents, and has conducted deep cooperation with professional colleges and scientific research institutions both at home and aboard to develop and research new type diatomite products and technology continuously. We have realized