V-mart company has invented a new model ---photocatalyst mosquito trap. It earns many patent rights in china. Compared to the old mosquito trap. photocatalyst series is more effective and work without noise. It is a new star in industry of environmental protection, which due to its multiple use of high technique, such as Ultraviolet Rays,CO2 (Carbon Dioxide),Wind and Heat.. It is a new star in the environmental mosquito trap industry because Of its multiple use of decoy technique, such as Ultraviolet rays, CO2, wind and heat.