Science thoughts and management meaning in Imperial Collection of Four Kinds

The catalogue of Imperial Collection of Four Kinds, which is also known as Si Ku Quan Shu, is of great value because it records lots of scientific books and evaluation of them, including Chinese scientific books and Western technological books. Its catalogue is strongly organized and very effective and the catalogue has its own principle of collecting books and records the literature of science and technology of ancient China. So the scientific documents recorded in the catalogue are rich and valuable and reflects editors' consciousness of the importance of science and technology. And in the book the synopsis of the catalogue is abundant of scientific thoughts. At the same time, readers can easily find editors' love of Western technology and their criticism of western religion. What's more, the catalogue advocates pragmatism and criticizes empty talks and evaluates scientific works. All of these show shining science thoughts and management meaning in the great catalogue.