The sioux county specialized electronic materials ltd. Operates in the following areas: research and development, marketing: insulation materials, tape, glues; sales: electronics and accessories, packaging materials, plastics, plastic film, electrons; other hazardous chemical operations (in the manner and to the extent specified in the dangerous chemicals operating licence); and import and export operations for self-employment and brokering of goods and technologies. (projects subject to legal approval may not operate without the approval of the relevant department)