General Projects: Non-metallic mineral product manufacturing, Sales of non-metallic minerals and products, Hardware product retail, Building materials sales, Mica product manufacturing, Mica product sales, Plastic product manufacturing, Plastic product sales。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations) Licensed Projects: Dangerous chemical operations, Hazardous waste management。( 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.)