Mianning Xicheng Talc Mining Co., Ltd. is located in Mianning County, Liangshan Prefecture, Sichuan Province. It is the largest talc mining enterprise in southwest China. It took one year and invested nearly 400 million yuan. On the morning of the 13th, the ultrafine talc powder project with an annual output of 200,000 tons was officially completed and put into operation, marking a new path for the economic development of Liangshan Yi Autonomous Prefecture. Mianning County is rich in talc resources. It not only has high whiteness, but also has huge reserves. The discovered talc reserves reach 4.5 million tons, making it the only large-scale talc mining area in southwest China. In recent years, Mianning County has made breakthroughs in economic development through the integration of rare earth and talc resources, and has successfully explored a new integration model for national economic development, that is, a mineral resource integration model involving "mineral rights as the cor...