... , Manufacture and factory 2, FOB USD1.69-2.80/ream 3, weight:60-90g 4, Brightness: 90 ... certificate 1, Manufacture and factory2, FOB USD1.69-2.80/ream3, weight:60-90g4, Brightness: 90-110%5 ... price, the most important is we can make paper according to your ocuntry weather condition, if you ... buy paper, maybe the paper can't be used! we can make paper using in all weather condition country. A4 copy paper