1.Energy saving 50%-80% 2,Long lifespan.100,000hours 3.1 year guarantee 4.OEM,special require accepted 5. price advantage application areas:city main road,sub-trunk roads,commerical square,industrial area,highway stations,wharves and ect.Product characteristic:1. Shell is crafted for high quality aluminum,the surface smooth,flat;2. Reflector imported high-purity aluminum reflective mateial,high ...