The questioner wants to ask: What is the function of "Shiqu Baoji"? The function of "Shiqu Baoji" is to be used as a bill. "Shiqu Baoji" divides the calligraphy and painting works of famous artists collected by the Imperial Household in the Qing Dynasty into entries in the form of volumes, rolls and scrolls, and then compiles them into separate volumes according to their storage locations. The content of the description includes the era, author, name of calligraphy and painting, mounting style, local size, calligraphy style, number of calligraphy lines, original calligraphy text, painting content, style characteristics, personal inscriptions and seals, collection of connoisseurs’ inscriptions and postscripts, and also attached. There are biographies of calligraphers and painters, textual research on their works, and notes on identification and criticism. How "Shiqu Baoji" was written: Due to the gradual increase of calligraphy and painting in the imperial palace during the Qianlong Dynasty, it was necessary to start compiling the works of imperial calligraphy and painting on the basis of appreciation and sorting. The initial compilation of "Secret Palace Pearl Forest" was completed first, and because "the inner palace has accumulated more than ten thousand kinds of calligraphy and painting from past dynasties, and the scrolls and signatures are complex, there are many genuine and fake ones." "It is also appropriate to add some details to select the best." Because of this, "Shiqu Baoji" began to be compiled.