Design with independent intellectual properties. The main parts are made by high-pressure die casting aluminum,resistible to wallop and corrosion. the Radiator is made by using special processing techniques,special surface treatment and design to ensure superior thermal performance. Effcient technology of light distribution makes the lights well distrbuted and utilized as high as 95%. High-strength tempered glass is of high light transmission and well ultraviolet resistance by special process Strict testing procedure keeps each lamp in high quality.