Yuan Lung is established since 1997 in Taiwan. We are capable of doing LED design, planning, and construction for buildings. We are pioneer in the field of LED flashlight in Taiwan. The function of the LED flashlight we produced is special for Curing, Disinfection, Forensic Inspection, Leak Detection, and Crime-Scene Investigation. Besides, we developed short wavelength ultraviolet ( UV-C ) LED related products , such as Germicidal Flashlight, Germicidal Tube, Sterilization water-bottle, Toothbrush Sterilization Box etc.