Transmission Electric Network; mainly offer internal, external electrical engineering, transmission, utilisation, distribution, controls, maintenance, general electrical works, sales and supplies of all electrical products. Major Operation Areas: 1.1) External electrical works; Overhead and Underground lines, high voltage (HV) / (HT) ,medium voltage and low voltage (LV) / (LT) systems, including Auto, Current, Potential, Power, and Distribution Transformers, Switch gears, Isolators, Circuit breakers, Relays, Protection fuses, Generators, Motors, Industrial and Street Lighting installation. 1.2)Internal electrical works; Domestic, Commercial, Institutional, Industrial electrical installations, ATS ( Auto-changeover switch ) and Protective devices .