Earth-embedded light fixtures: Case is made of aluminium alloy through die casting .Its surface is treated with electrostatic, plastics spraying. Toughened glass, silicon rubber sealing belt. Toughened glass, silicon rubber sealing belt. Equipped with anti-glare device, reflector is made of high-pure aluminium. The surface frame has three kinds,i.e.round,square or protrudent side and is made of aluminium(except protrudent side),copper or stainless steel individually.