Anhui Jinyan Kaolin Technology Co., Ltd., formerly affiliated to Huaibei Mining Group Co., Ltd., has been focusing on the development and application of coal-based hard kaolin resources since the late 1980s. It has formed two coal-based kaolin supply bases and four A deep processing production plant. It has independent legal personality, has fixed assets of more than 100 million yuan, has self-support import and export rights, and has an annual production capacity of 200,000 tons. It is currently a coal-based kaolin production enterprise with a full-scale, large-scale formalized underground mining in China. National coal-based kaolin production demonstration enterprise. Rich in resources, only the proven reserves of kaolin in the Zhahe mining area are 340 million tons, and the prospective reserves are 480 million tons. More than 30 specifications of fine sand, ultra-fine powder and refractory materials are recognized by the provincial environmental protection department. Has been widely used in precision casting, paper, paint, paint, plastics, rubber and other fields.