1 . Producing all kinds of artificial lighting devices , traffic signal lights , structural steel products , furniture and equipment .
2 . Construction and installation of lighting systems , transmission lines and substations .
3 . Construction and installation of control systems and traffic signal lights , power system interior and exterior ;
4 . Construction and installation of civil , industrial , transport , irrigation , infrastructure , industrial zones and urban areas ;
5 . Business , import and export of lighting products , materials machinery , industrial equipment , means of transport ;
6 . Lighting Design of public works , civil and industrial ;
7 . Monitoring equipment installation work and electrical technology equipment , lighting projects ;
8 . Construction supervision of civil works , industrial transmission line and substation .