The famous painting and calligraphy identification should be traced back to the source, speaking from different dynasties. Before the Tang Dynasty landscape painting probably unbelievable, posing as the Western Han Dynasty calligraphy calligraphy styles are not believed. As long as the calligraphy and painting in painting style, Yu have probably understood that the counterfeit deception can be clearly identified.

　　对于名家作品，要了解名家的生平、艺术风格与创作题材范围，名人字画收购出售，更要了解他们的笔墨技法。名家的艺术表现技法是长期操练后而形成的，一般人要模仿难免有败笔显露，抓住某人笔法特点研究深，名人字画收购群，则容易辨认伪作。

　　For the famous works, to understand the masters of life, art style and creative theme scope, celebrity pictures bought and sold, but also to understand their painting skills. The famous artistic techniques and the formation of long-term practice, people should imitate a flaw exposed, catch sb writing characteristics of the deep, celebrity calligraphy acquisition group, is easy to identify counterfeit.

　　纸、帛的鉴别 字画是作于纸和帛之上的，帛的寿命一般百年左右，纸的寿命约在千年之内。当然，出土文物中的纸帛由于地下埋葬环境的不同，仍可能超越千年。

　　Identification of calligraphy and painting paper, silk is made on paper and silk, silk life hundred years or so, the life of paper in about a thousand years. Of course, the unearthed cultural relics in the underground buried paper silks in different environment, still may exceed the millennium.

　　例如绢帛在晋唐之前是单丝织成，直到宋代才发现双丝织成的绢帛，比元明时期的绢显得细密。由绢的质量类别可以断定字画年代。

　　For example, in the Jin Tang silk is woven monofilament before, until the Song Dynasty found the double silk fabric made of silk, silk than in Yuan and Ming Dynasty is fine. The quality of silk can be concluded in the calligraphy class.

　　纸，也有时代痕迹。隋唐之前，纸以麻料作原料，显得纤维较租，纸张不够细洁;隋唐之后，无锡名人字画收购，树皮被用来造纸，其纸质就比以前精细;北宋中期后，造纸原料多样化，纸质也呈现多样化了。

　　Paper, there are traces of the times. Before the Sui and Tang Dynasties, with linen paper as raw material, it is not enough to rent the paper fiber, fine clean; after the Sui and Tang Dynasties, the acquisition of Wuxi celebrity calligraphy and painting, the bark is used for papermaking, the paper is fine than before; the mid Northern Song Dynasty, the papermaking raw material diversification, the paper also presents the diversification.

　　实际上，民间收藏的字画仅以明清以后时期多见，这是因为纸、绢本身难于历经数百年保存的缘故。再加上造伪者的混淆，所以有人认为古字画中相当部分是鱼目混珠。 装演鉴别 各个时代装横有其特色。

　　In fact, the folk collection of calligraphy and painting in the Ming and Qing Dynasties period to see, this is because the paper, silk itself is difficult to save because of hundreds of years. Plus made pseudo confusion, so some people think that the ancient painting is a considerable part of the fish. Installed to identify the characteristics of each era has its characteristics.

　　如元代宫廷藏画选择专人装裱，大德四年“以古玉象牙为轴，以鸾鹊木锦碧天续为装核”。明代书画则在书画卷增加了引首，有的还被写上了字，立轴有宽边、窄边之分，有的还加了诗堂。清代宫廷书画的装核用料和技术形式都胜于明代，显得更为讲究。

　　If the court choose someone framed paintings, Dade four years "to the ancient jade Ivory axis, with Jin Bi Tian Luan magpie wood continued for nuclear". The Ming Dynasty calligraphy and painting in the painting volume increase guide, some are also written on the word, with wide and narrow vertical edge points, also added some poems of tang. In the Qing Dynasty, the calligraphy and painting materials and techniques of the court were better than that of the Ming dynasty.