SEPCO is mainly engaged in electric power construction. Meanwhile, it also implements business diversification strategy: Overall contracting and subcontracting of the industrial and civil projects regarding early phase development, design, procurement, construction and installation, commission and testing, repair and maintenance, etc. Offering agency services for inviting tender for project, technical consultation, supervision and technical service; Manufacturing, leasing and sales of the equipment, machinery and materials for electric power, civil or industrial projects, domestic and international project investment.