... (mm), other size are available.Actually, the heatsink housing/fixutre can be used in Tunnel light, workshop,gas station,toll station,construction buildings. We ... many years for the lighting industry.Welcome your own design in DWG,IGS,STP,STEP,PDF,JPEG,TIFF files. we are ... looking forward to a long term cooperation with our customers in Lighting industry.Our main facilities:13 cold chamber high pressure ...