The product can be ripened off the computer, significantly improve the box board, corrugated paper, culture paper, such as water resistance and ring compression strength, surface strength, Cobb value and other indicators. Improve the paper printing adaptability, so that print graphic clear, bright color, three-dimensional sense. Light brown liquid, 29% solid content, PH ≤ 5.0, 6 months shelf life (5~30 ℃).