elektroteknik , perangkat lunak dan perangkat keras komputer; menyurvei; jasa desain(Scientific, technological and research services;, industrial analysis and research services ; design and development of electrotechnical connection devices, computer hardware and, Jasa ilmu pengetahuan, teknologi dan penelitian ; jasa penelitian dan analisis industri; desain dan pengembangan alat koneksi, software; surveying; design services)