BISO is a provider of products and services such as lamps, medical and surgical use,lamps, germicidal,lamps, reproduction and photoprinting,lamps, photographic and cinematographic,lamps, filament, cine projector,lamps, filament, submersible,lamps, filament, floodlight, spotlight and internal reflector,lamps, filament, lighthouse,lamps, filament, traffic signal,lamps, filament, decorative,lamps, filament, signalling,lamps, street lighting,pilot lamps/lights,lamps, beacon, burglar alarm and fire alarm,electroluminescent panels/cells/lamps,lamps, military use,lamps, marine,lamps, railway,lamps, motor vehicle,lamps, aircraft,lamps, indicator,lamps, instrument,lamps, reference,lamps, filament, low voltage,lamps, actinic,lamps, electric, energy saving,lamps, vibration proof,fibre optics light sources and light fountains,tubes, neon, for signs and advertising,lamps, airfield,lamps, filament, for bicycles,lamps, photoflash,flash cartridges, photographic,flash cubes, photographic,cleaning and maintenance products, household,lamps with light emitting diodes (led).