R&D, manufacturing, sales and after-sales service of automation equipment and automated assembly lines; manufacturing and processing of mechanical parts; sales of metal and non-metal materials; design and manufacturing of molds; design and sales of industrial software; sales of electronic components; sales of non-hazardous chemical products; self-operated and agency import and export business of various commodities and technologies (except for commodities and technologies that are restricted by the state or prohibited from import and export).