Our business scope includes power equipment technology research and development, computer software and hardware technology research and development; New energy technology development, technical consultation, technical services and technology transfer; Technical services for testing electric appliances; Power equipment maintenance; Design, construction and maintenance of security engineering, fire fighting facilities engineering, electric power engineering and municipal engineering; Domestic advertising design and production; Marketing planning; Construction labor subcontracting; Production, sales and maintenance of electric equipment, hardware products, protective equipment, electronic products, instruments and meters, and signs; Sales of wires and cables, general labor protection appliances, electromechanical equipment, lighting equipment, fire fighting equipment, chemical products, general merchandise and office supplies