From ancient up to now, work of painting and calligraphy is eye ancient bronze mirror, the disorder is reality, but consensus also is reality, painting and calligraphy develops up to now, eye ancient bronze mirror is worth to sum up, absorb experience come over. And respect of science and technology, gem, china used high-tech early to undertake study to compare etc, domain of painting and calligraphy still does not have which orgnaization to come with high-tech appraisal can speak a just a little 3 come. Traditional appraisal relies on pair of times styles, individual style to judge, textual research is waited a moment, premise is a large number of authentic work and relevant data, also be a database actually. Now, a the dearest thing is build the database as soon as possible. A few can collect what do not have controversy immediately come over to use, resemble Qi Baishi, magnify 1000, Xu Beihong. In a few particular facets, material is for instance qualitative, the breakthrough can form authority, one breakthrough is achievement, now the hope of the market is the project can be done with the rapiddest rate. (reporter Han Jian bright)