This study was investigating the pottery inscription of Qin. The type of analyzing contains text of casting, form of inscription, and the difference which be compared with other inscription. Then, take“jia gu wen” “jin wen” and“xiao zhuan” as comparative objects to compare with pottery inscription of Qin. Finally, take “qin jin wen” and “qi tao wen” as comparative objects to compare with the pottery inscription of Qin. By using above-mentioned methods, we can grasp the characteristic of the pottery inscription of Qin.