Equipment for testing, measuring, and managing power and/or electricity, namely, voltmeters, ohmmeters, ammeters, watt meters, multifunction meters, electronic multifunction meters, electronic single/multiple tariff meters, electronic single/multiple-phase meters, electromechanical meters, Equipment for managing power supply, namely, circuit breaker, power transformer, uninterruptible power supply, protective relays, load break switches, cutoff switches, continuity switches, power supply automation and monitoring equipment, power distribution equipment, voltage monitoring and switching equipment, power/electrical auxiliary and control switches, switchgear, and power substations. Computer software for use in telecommunication equipment; computer software for use in mobile phone equipment, computer software for use in broadband equipment. Computer and peripheral equipment, calculators, fax machine, electric meters, satellite telecommunication equipment, video camera and filming equipment, optical equipment, power supply equipment, rectifier equipment, electro-plating equipment, electro-analyzer, fire-prevention equipment, electro-arc cutting equipment, electro-welding equipment, in, industrial x-ray machine, alarm system, film, electric iron, and vacuum cleaner.