... made of polyester resin panel 3.customized shade 4.unbroken lamp 5.good light effect Meyi nature stone adopt pure crude ... ) ---- 1.29 6 Barcol hardness GB/T3854-2005 ---- 28 7Heat aging resistance client requirement 70°c,24h No warping,deformation or ... wall, door, column, ceiling, receiption desk, shop column, logofurniture surface, lamp shield, desk top surface,background wall, all light through effect ...