Thank you for viewing. The "Complete Library of the Four Treasuries" (Siku Quanshu) is the largest collection of books in China, compiled under the order of Emperor Qianlong of the Qing dynasty. It encompasses classics, history, literature, and the various schools of thought, systematically compiling the knowledge and culture passed down from ancient times. It is considered a monumental achievement in the history of human culture. This product is a special set of four cases containing 40 volumes of the "Imperial Edition of the Complete Library of the Four Treasuries." The set is housed in a sturdy and beautiful lacquered box made of camphor wood, allowing for the complete collection of each section (Classics, History, Philosophy, and Belles-Lettres) to be stored. Not only for researchers and enthusiasts, but also for those who wish to add an air of sophistication to their study or reception room, this is truly a lifelong collection. This is a valuable item that allows you to experience the essence of traditional Chinese culture in your own hands.