Licensed Projects: Mining of non-coal mine mineral resources。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments, The specific business projects are subject to the approval documents or licenses of relevant departments.) General Projects: Ore dressing, Metal material sales, Building materials sales, Sales of building decoration materials, Sales of electronic components and electromechanical components, Hardware product retail, Mining machinery manufacturing, Mining machinery sales, Construction machinery and equipment rental, Special equipment repair, Electronic weighing service, Metrology technical services, Sales of non-metallic minerals and products。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations)