Abstract: The number of inscribed bamboo and wooden slips of the Qin system is very big ,and the content of the slips is very abundant. The study of Qin slips has gradually become a special subject and made great progress. For example, a lot of difficult words have been explained, primary progress has been made in the study field of Li-bian .The achievement of composing characters is also striking, in view of the publication of several different editions.