(c) general projects: development of electrical switch control equipment; manufacture, technical advice, technology exchange, technology transfer, technology diffusion; sale of electrical switch control equipment; manufacture of transformers, voltagers and sensors; manufacture of electrical metreware; sale of electrical metreware; manufacture of electronic appliances and equipment for the manufacture of mechanical components; sale of electronic appliances and equipment for the sale of electrical components; manufacture of laboratory analysis instruments; sale of laboratory analysis instruments; sale of metal cut-off machines; manufacture of metal cut-off and welding machines; sale of metal cut-off and welding equipment; manufacture of lasers; manufacture of optical equipment; sale of electronic appliances; manufacture of electronic machinery and manufacturing equipment for the manufacture of mechanical components; sale of equipment for the sale of mechanical components; sale of elec...