... , color posters, various elegant advertisements,trademark 1.Paper is flat paper, size is 787 x 1092mm,880×1230mm, quantitative ... Label, sign3.whiteness ≥90%,smoothness generally is 600~1000s4.Paper has 100, 200, 157, 250, 300, 400, 450grams ... of several5.Paper has single-sided glossy paper, double-sided topper paper, without luster topper paper, cloth grain topper paper cent. According ...