Advanced Copy Paper: Packaging: 500 sheets to a pack, 5 packs to a box. White degree: 90 degrees. Price: 16 yuan 70 g / bag, 80 / box. 80 grams of 18 per package, 90 / box. Prices for cash from the price increases. For the ex-factory price. Size: A4-based products: 10 million boxes Packing: 500 is a packet of 5 packages to a box -> 10 million boxes the number of products that is a small packet of 500 sheets, a box of 5 packages for the A4 Specifications based