Import and export of goods or technology( Except for the import and export of goods and technologies that are prohibited by the state or involve administrative approval),Scandium oxide processing、 Sale, Non-metallic waste and scrap processing( Except hazardous waste), Metal materials( Except for state control and prohibition) R&D、 Production、 Sale, Production and sales of metal products, Mineral Products( Except for those under state management) Sale, Titanium dioxide、 Chemical products( Except for hazardous chemicals) Sale, Comprehensive Utilization of Waste Titanium Dioxide Resources, Metallurgical and chemical product research and development、 Technical services and technology transfer, Investment in mining, Investment in new energy products and new materials、 R&D、 Sale, New energy battery R&D and sales, Mechanical and electrical equipment、 Energy-saving products、 Alloy materials、 lighting fixtures、 Hardware and Electrical( Except satellite broadcasting and television receiving equipment)、 Wholesale and retail of daily necessities。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments。)