... ; 4. SGS certific A4 2" 3" quality office paper folders BrandTonghongMaterialCoated paper, special paper, ivory cardboard, art paper, foil paper, brown/white kraft paper, card, etcMetal ring2 ... coating, hot stamping, screen printing, die cutting, foiling stamping, creasing, embossing, et.SizeA4, A5/FC Standard size / as per client’s requestColorFull ...