Metal cutting processing services; production and sales: auto parts (production does not include engines), motorcycle parts (production does not include engines); manufacturing and development of molds; aluminum alloy casting; operating the export business of the company’s self-produced products and technologies; operating the import business of raw and auxiliary materials, instruments, mechanical equipment, spare parts and technologies required for the company’s production (except for goods and technologies that are restricted by the state and prohibited from import and export by the state); general road freight.