In addition, because of its aging resistance, no discoloration, less moth-eaten and long life, Xuan paper has the reputation of "the king of paper, the paper with a thousand years of life". /kloc-won the gold medal in Panama International Paper Competition in the 20th century. In addition to painting poems, Xuan paper is also a good paper for writing diplomatic notes and preserving advanced archives and historical materials. China handed down a large number of rare ancient books and the ink of famous painters and calligraphers, most of which are preserved on Xuan paper, and still remain the same today.